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NT></PRE><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 size=3D3>        =
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face=3D=CB=CE=CC=E5 color=3D#000000 size=3D3>          =
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=A3</FONT></PRE><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 size=3D3> =
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T></PRE><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 size=3D3>         =
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size=3D3>=D0=CE=CF=F3=B5=D8</FONT></PRE><PRE><FONT face=3D=CB=CE=CC=E5 =
color=3D#000000 size=3D3>      =
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F" width=3D14></FONT><FONT face=3D=CB=CE=CC=E5 color=3D#800080 =
size=3D3><STRONG>=B1=ED=B8=F1</STRONG></FONT></PRE>
      <DIV align=3Dright><PRE><A name=3D=C4=DA=C8=DD5></A><!--webbot =
bot=3D"ImageMap" rectangle=3D"(1,0) (144, 32)  #%e9%a1%b5%e5%a4%b4" =
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  <TR>
    <TD width=3D"100%"><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3><IMG height=3D25 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter3/images/EYEBALL.=
GIF" width=3D25> <IMG height=3D25 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter3/images/t3205.gi=
f" width=3D106></FONT></PRE></TD></TR>
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    <TD width=3D"100%">
      <DIV align=3Dcenter>
      <CENTER>
      <TABLE cellSpacing=3D0 width=3D"32%" border=3D1>
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            <P align=3Dcenter><FONT face=3D=CB=CE=CC=E5 color=3D#ffff80=20
            size=3D3><STRONG>OS</STRONG></FONT></P></TD>
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            <P align=3Dcenter><FONT face=3D=CB=CE=CC=E5 color=3D#ffff80=20
            =
size=3D3><STRONG>SHELL</STRONG></FONT></P></TD></TR></TBODY></TABLE></CEN=
TER></DIV><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 size=3D3>       =
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=C3=FC=C1=EE=BD=D3=BF=DA=BD=E1=B9=B9=B5=C4=C8=FD=D6=D6=D0=CE=CA=BD=C8=E7=CF=
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color=3D#000000 size=3D3>          <IMG height=3D16 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter3/images/LREDP.GI=
F" =
width=3D16>=D7=F7=CE=AA<STRONG>OS</STRONG>=B5=C4=D2=BB=B8=F6=D7=E9=B3=C9=B2=
=BF=B7=D6</FONT></PRE><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3>          <IMG height=3D16 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter3/images/LyP.GIF"=
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width=3D16>=D7=F7=CE=AA<STRONG>OS</STRONG>=B5=C4=D2=BB=B8=F6=B6=C0=CC=D8=C4=
=A3=BF=E9</FONT></PRE><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3>          <IMG height=3D16 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter3/images/LBLUEP2.=
GIF" =
width=3D16>=D7=F7=CE=AA=D2=BB=B8=F6=D2=D7=D3=DA=B1=BB=CC=E6=BB=BB=B5=C4=C6=
=D5=CD=A8=B3=CC=D0=F2</FONT></PRE>
      <DIV align=3Dcenter>
      <CENTER><PRE><IMG height=3D392 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter3/images/ch3202.g=
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    <TD width=3D"100%"><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3><IMG height=3D25 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter3/images/EYEBALL.=
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