钻孔质量问题分析、快速判断、解决方法.mht

pcb设计资料初学者难得的入门资料包含工厂制作过程

mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D279>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN style=3D"mso-bidi-font-size: =
10.0pt">=B5=F7=D5=FB=B2=CE=CA=FD<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD></TR>
  <TR>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop align=3Dleft width=3D264>
      <P class=3DMsoNormal align=3Dleft><FONT color=3D#000080 =
size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=B2=C9=D3=C3=B6=A8=CE=BB=BB=B7=B5=C4=CA=FD=BF=D8=BB=FA=B4=B2=D6=D0=
=B6=A8=CE=BB=BB=B7=B5=C4=B0=B2=D7=B0=BB=F2=C6=E4=D6=CA=C1=BF=D3=D0=CE=CA=CC=
=E2=A3=AC=C8=E7=B2=BB=B2=C9=D3=C3=B6=A8=CE=BB=BB=B7=B5=C4=CA=FD=BF=D8=BB=FA=
=B4=B2=CE=AA=D7=B0=BC=D0=D7=B0=D6=C3=BC=B0=D7=AA=D6=E1=D3=D0=CE=CA=CC=E2<=
SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D279>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=CE=AC=D0=DE=C9=E8=B1=B8=B2=A2=BC=EC=B2=E9=B6=A8=CE=BB=BB=B7=B0=B2=
=D7=B0=B5=C4=C9=EE=B6=C8=CA=C7=B7=F1=D5=FD=C8=B7=A1=A3<SPAN lang=3DEN-US =

      style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
  </O:P></SPAN></SPAN></FONT></P></TD></TR>
  <TR>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop align=3Dleft width=3D264>
      <P class=3DMsoNormal align=3Dleft><FONT color=3D#000080 =
size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=BB=FA=B4=B2=B5=C4=D1=B9=BD=C5=BF=A8=CB=C0<SPAN lang=3DEN-US=20
      style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
</O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D279>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN style=3D"mso-bidi-font-size: =
10.0pt">=CE=AC=D0=DE=D1=B9=BD=C5<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD></TR>
  <TR>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop align=3Dleft width=3D264>
      <P class=3DMsoNormal align=3Dleft><FONT color=3D#000080 =
size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=CF=C2=B5=E6=B0=E5=BA=F1=B6=C8=B2=BB=BE=F9=D4=C8<SPAN =
lang=3DEN-US=20
      style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
</O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D279>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN style=3D"mso-bidi-font-size: =
10.0pt">=B8=FC=BB=BB=B2=C4=C1=CF<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD></TR>
  <TR>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop align=3Dleft width=3D264>
      <P class=3DMsoNormal align=3Dleft><FONT color=3D#000080 =
size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=BB=FA=B4=B2=CC=A8=C3=E6=B2=BB=CB=AE=C6=BD<SPAN lang=3DEN-US=20
      style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
</O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D279>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN style=3D"mso-bidi-font-size: =
10.0pt">=B5=F7=D5=FB=C9=E8=B1=B8=CB=AE=C6=BD<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD></TR>
  <TR>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: windowtext 0.5pt solid; PADDING-TOP: 0cm; BORDER-BOTTOM: =
windowtext 0.5pt solid; mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D139 rowSpan=3D2>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN style=3D"mso-bidi-font-size: =
10.0pt">=B7=D6=B2=E3<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop align=3Dleft width=3D264>
      <P class=3DMsoNormal align=3Dleft><FONT color=3D#000080 =
size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=D4=AD=B2=C4=C1=CF=CE=CA=CC=E2<SPAN lang=3DEN-US=20
      style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
</O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D279>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN style=3D"mso-bidi-font-size: =
10.0pt">=B8=FC=BB=BB<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD></TR>
  <TR>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop align=3Dleft width=3D264>
      <P class=3DMsoNormal align=3Dleft><FONT color=3D#000080 =
size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=D7=EA=BF=D7=B2=CE=CA=FD=C9=E8=D6=C3=B2=BB=B5=B1<SPAN =
lang=3DEN-US=20
      style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
</O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D279>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN style=3D"mso-bidi-font-size: =
10.0pt">=B5=F7=D5=FB=B2=CE=CA=FD<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD></TR>
  <TR>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: windowtext 0.5pt solid; PADDING-TOP: 0cm; BORDER-BOTTOM: =
windowtext 0.5pt solid; mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D139 rowSpan=3D2>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=BF=D7=C4=DA=C3=AB=B4=CC=A1=A2=B4=D6=B2=DA=A1=A2=C4=E5=CE=DB=A3=A8=
=B2=C4=C1=CF=C8=DC=BB=AF=BA=F3=B5=C4=D5=B3=B8=BD=A3=A9<SPAN lang=3DEN-US =

      style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
</O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop align=3Dleft width=3D264>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=D7=EA=BF=D7=B2=CE=CA=FD=C9=E8=D6=C3=B2=BB=B5=B1=A3=AC=C3=AB=B4=CC=
=BA=CD=B4=D6=B2=DA=D2=BB=B0=E3=CE=AA=D7=EA=BF=D7=CB=D9=B6=C8=B9=FD=C2=FD=CF=
=C2=CB=D9=B9=FD=BF=EC=A3=AC=C4=E5=CE=DB=CE=AA=D7=AA=CB=D9=B9=FD=BF=EC=CF=C2=
=CB=D9=B9=FD=C2=FD=A1=A3<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D279>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN style=3D"mso-bidi-font-size: =
10.0pt">=B5=F7=D5=FB=B2=CE=CA=FD<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD></TR>
  <TR>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop align=3Dleft width=3D264>
      <P class=3DMsoNormal align=3Dleft><FONT color=3D#000080 =
size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=B2=C4=D6=CA=D3=D0=CE=CA=CC=E2<SPAN lang=3DEN-US=20
      style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
</O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D279>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN style=3D"mso-bidi-font-size: =
10.0pt">=B8=FC=BB=BB=B2=C4=D6=CA<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD></TR>
  <TR>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: windowtext 0.5pt solid; PADDING-TOP: 0cm; BORDER-BOTTOM: =
windowtext 0.5pt solid; mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop width=3D139 rowSpan=3D2>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><FONT=20
      color=3D#000080 size=3D2><SPAN style=3D"mso-bidi-font-size: =
10.0pt">=B1=ED=C3=E6=C3=AB=B4=CC<SPAN=20
      lang=3DEN-US style=3D"mso-bidi-font-size: 10.0pt"><O:P>=20
      </O:P></SPAN></SPAN></FONT></P></TD>
    <TD=20
    style=3D"BORDER-RIGHT: windowtext 0.5pt solid; PADDING-RIGHT: 5.4pt; =
BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; =
BORDER-LEFT: medium none; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext =
0.5pt solid; mso-border-left-alt: solid windowtext .5pt; =
mso-border-top-alt: solid windowtext .5pt"=20
    vAlign=3Dtop align=3Dleft width=3D264>
      <P class=3DMsoNormal align=3Dleft><FONT color=3D#000080 =
size=3D2><SPAN=20
      style=3D"mso-bidi-font-size: =
10.0pt">=C9=CF=CF=C2=B5=E6=B0=E5=B2=BB=C6=BD=D5=FB<SPAN lang=3DEN-US=20