📄 飞机着陆控制.mht
字号:
MIME-Version: 1.0
Content-Type: multipart/related; boundary="----=_NextPart_01C543FB.C7787620"
此文档为“单个文件网页”，也称为“Web 档案”文件。如果您看到此消息，但是您的浏览器或编辑器不支持“Web 档案”文件。请下载支持“Web 档案”的浏览器，如 Microsoft Internet Explorer。
------=_NextPart_01C543FB.C7787620
Content-Location: file:///C:/ADA5DF16/file8918.htm
Content-Transfer-Encoding: quoted-printable
Content-Type: text/html; charset="us-ascii"
<html xmlns:v=3D"urn:schemas-microsoft-com:vml"
xmlns:o=3D"urn:schemas-microsoft-com:office:office"
xmlns:w=3D"urn:schemas-microsoft-com:office:word"
xmlns:dt=3D"uuid:C2F41010-65B3-11d1-A29F-00AA00C14882"
xmlns:st1=3D"urn:schemas-microsoft-com:office:smarttags"
xmlns=3D"http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv=3DContent-Type content=3D"text/html; charset=3Dus-ascii">
<meta name=3DProgId content=3DWord.Document>
<meta name=3DGenerator content=3D"Microsoft Word 11">
<meta name=3DOriginator content=3D"Microsoft Word 11">
<link rel=3DFile-List href=3D"file8918.files/filelist.xml">
<link rel=3DEdit-Time-Data href=3D"file8918.files/editdata.mso">
<link rel=3DOLE-Object-Data href=3D"file8918.files/oledata.mso">
<!--[if !mso]>
<style>
v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style>
<![endif]-->
<title> 飞机着陆控制问题</t=
itle>
<o:SmartTagType namespaceuri=3D"urn:schemas-microsoft-com:office:smarttags"
name=3D"chmetcnv" downloadurl=3D""/>
<!--[if gte mso 9]><xml>
<o:DocumentProperties>
<o:Author>genglei</o:Author>
<o:Template>Normal</o:Template>
<o:LastAuthor>genglei</o:LastAuthor>
<o:Revision>19</o:Revision>
<o:TotalTime>23</o:TotalTime>
<o:Created>2005-04-18T01:37:00Z</o:Created>
<o:LastSaved>2005-04-18T01:48:00Z</o:LastSaved>
<o:Pages>1</o:Pages>
<o:Words>1067</o:Words>
<o:Characters>6085</o:Characters>
<o:Company>sdu</o:Company>
<o:Lines>50</o:Lines>
<o:Paragraphs>14</o:Paragraphs>
<o:CharactersWithSpaces>7138</o:CharactersWithSpaces>
<o:Version>11.5606</o:Version>
</o:DocumentProperties>
<o:CustomDocumentProperties>
<o:MTWinEqns dt:dt=3D"boolean">1</o:MTWinEqns>
</o:CustomDocumentProperties>
</xml><![endif]--><!--[if gte mso 9]><xml>
<w:WordDocument>
<w:Zoom>110</w:Zoom>
<w:SpellingState>Clean</w:SpellingState>
<w:GrammarState>Clean</w:GrammarState>
<w:PunctuationKerning/>
<w:DrawingGridVerticalSpacing>7.8 磅</w:DrawingGridVerticalSpacing>
<w:DisplayHorizontalDrawingGridEvery>0</w:DisplayHorizontalDrawingGridEve=
ry>
<w:DisplayVerticalDrawingGridEvery>2</w:DisplayVerticalDrawingGridEvery>
<w:ValidateAgainstSchemas/>
<w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid>
<w:IgnoreMixedContent>false</w:IgnoreMixedContent>
<w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText>
<w:Compatibility>
<w:SpaceForUL/>
<w:BalanceSingleByteDoubleByteWidth/>
<w:DoNotLeaveBackslashAlone/>
<w:ULTrailSpace/>
<w:DoNotExpandShiftReturn/>
<w:AdjustLineHeightInTable/>
<w:BreakWrappedTables/>
<w:SnapToGridInCell/>
<w:WrapTextWithPunct/>
<w:UseAsianBreakRules/>
<w:DontGrowAutofit/>
<w:UseFELayout/>
</w:Compatibility>
<w:BrowserLevel>MicrosoftInternetExplorer4</w:BrowserLevel>
</w:WordDocument>
</xml><![endif]--><!--[if gte mso 9]><xml>
<w:LatentStyles DefLockedState=3D"false" LatentStyleCount=3D"156">
</w:LatentStyles>
</xml><![endif]--><!--[if !mso]><object
classid=3D"clsid:38481807-CA0E-42D2-BF39-B33AF135CC4D" id=3Dieooui></objec=
t>
<style>
st1\:*{behavior:url(#ieooui) }
</style>
<![endif]-->
<style>
<!--
/* Font Definitions */
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;
mso-font-alt:SimSun;
mso-font-charset:134;
mso-generic-font-family:auto;
mso-font-pitch:variable;
mso-font-signature:3 135135232 16 0 262145 0;}
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;
mso-font-charset:134;
mso-generic-font-family:auto;
mso-font-pitch:variable;
mso-font-signature:3 135135232 16 0 262145 0;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{mso-style-parent:"";
margin:0cm;
margin-bottom:.0001pt;
text-align:justify;
text-justify:inter-ideograph;
mso-pagination:none;
font-size:10.5pt;
mso-bidi-font-size:12.0pt;
font-family:"Times New Roman";
mso-fareast-font-family:SimSun;
mso-font-kerning:1.0pt;}
span.SpellE
{mso-style-name:"";
mso-spl-e:yes;}
span.GramE
{mso-style-name:"";
mso-gram-e:yes;}
/* Page Definitions */
@page
{mso-page-border-surround-header:no;
mso-page-border-surround-footer:no;}
@page Section1
{size:595.3pt 841.9pt;
margin:72.0pt 90.0pt 72.0pt 90.0pt;
mso-header-margin:42.55pt;
mso-footer-margin:49.6pt;
mso-paper-source:0;
layout-grid:15.6pt;}
div.Section1
{page:Section1;}
-->
</style>
<!--[if gte mso 10]>
<style>
/* Style Definitions */
table.MsoNormalTable
{mso-style-name:\666E\901A\8868\683C;
mso-tstyle-rowband-size:0;
mso-tstyle-colband-size:0;
mso-style-noshow:yes;
mso-style-parent:"";
mso-padding-alt:0cm 5.4pt 0cm 5.4pt;
mso-para-margin:0cm;
mso-para-margin-bottom:.0001pt;
mso-pagination:widow-orphan;
font-size:10.0pt;
font-family:"Times New Roman";
mso-fareast-font-family:"Times New Roman";
mso-ansi-language:#0400;
mso-fareast-language:#0400;
mso-bidi-language:#0400;}
table.MsoTableGrid
{mso-style-name:\7F51\683C\578B;
mso-tstyle-rowband-size:0;
mso-tstyle-colband-size:0;
border:solid windowtext 1.0pt;
mso-border-alt:solid windowtext .5pt;
mso-padding-alt:0cm 5.4pt 0cm 5.4pt;
mso-border-insideh:.5pt solid windowtext;
mso-border-insidev:.5pt solid windowtext;
mso-para-margin:0cm;
mso-para-margin-bottom:.0001pt;
text-align:justify;
text-justify:inter-ideograph;
mso-pagination:none;
font-size:10.0pt;
font-family:"Times New Roman";
mso-ansi-language:#0400;
mso-fareast-language:#0400;
mso-bidi-language:#0400;}
</style>
<![endif]--><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext=3D"edit" spidmax=3D"4098">
<o:colormenu v:ext=3D"edit" fillcolor=3D"#36f" strokecolor=3D"#36f"/>
</o:shapedefaults></xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext=3D"edit">
<o:idmap v:ext=3D"edit" data=3D"1"/>
</o:shapelayout></xml><![endif]-->
</head>
<body lang=3DZH-CN style=3D'tab-interval:21.0pt;text-justify-trim:punctuati=
on'>
<div class=3DSection1 style=3D'layout-grid:15.6pt'>
<p class=3DMsoNormal align=3Dcenter style=3D'text-align:center'><span
style=3D'font-size:14.0pt;font-family:SimSun;mso-ascii-font-family:"Times N=
ew Roman";
mso-hansi-font-family:"Times New Roman"'>飞机着陆&#=
25511;制问题</span><span
lang=3DEN-US style=3D'font-size:14.0pt'><o:p></o:p></span></p>
<p class=3DMsoNormal><span lang=3DEN-US><o:p> </o:p></span></p>
<p class=3DMsoNormal style=3D'text-indent:31.5pt;mso-char-indent-count:3.0'=
><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>我们将推导飞机=
最后下降和着陆的模=
2411;。图</span><span
lang=3DEN-US>1</span><span style=3D'font-family:SimSun;mso-ascii-font-famil=
y:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>是期望曲&#=
32447;。所期望的下降速ò=
30;正比于高度的平方。=
因此，高度越高，所=
8656;的下降速度就越大Ӎ=
0;随着高度的下降，所&=
#38656;的下降速度就越来$=
234;小。到极限时，随着=
;高度趋于</span><span
lang=3DEN-US>0</span><span style=3D'font-family:SimSun;mso-ascii-font-famil=
y:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>，下降速&#=
24230;也趋于</span><span
lang=3DEN-US>0</span><span style=3D'font-family:SimSun;mso-ascii-font-famil=
y:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>。因此，&#=
39134;机就能从一定的高ò=
30;迅速下降，但着地却=
十分平稳，而且能避=
0813;危险。</span></p>
<p class=3DMsoNormal align=3Dcenter style=3D'text-align:center'><!--[if mso=
& !supportInlineShapes & supportFields]><span
lang=3DEN-US><span style=3D'mso-element:field-begin;mso-field-lock:yes'></s=
pan><span
style=3D'mso-spacerun:yes'> </span>SHAPE <span
style=3D'mso-spacerun:yes'> </span>\* MERGEFORMAT <span style=3D'mso-e=
lement:
field-separator'></span></span><![endif]--><span lang=3DEN-US><!--[if gte v=
ml 1]><v:group
id=3D"_x0000_s1027" editas=3D"canvas" style=3D'width:234pt;height:148.2pt;
mso-position-horizontal-relative:char;mso-position-vertical-relative:line'
coordorigin=3D"2362,1630" coordsize=3D"4070,2582">
<o:lock v:ext=3D"edit" aspectratio=3D"t"/>
<v:shapetype id=3D"_x0000_t75" coordsize=3D"21600,21600" o:spt=3D"75"
o:preferrelative=3D"t" path=3D"m@4@5l@4@11@9@11@9@5xe" filled=3D"f" strok=
ed=3D"f">
<v:stroke joinstyle=3D"miter"/>
<v:formulas>
<v:f eqn=3D"if lineDrawn pixelLineWidth 0"/>
<v:f eqn=3D"sum @0 1 0"/>
<v:f eqn=3D"sum 0 0 @1"/>
<v:f eqn=3D"prod @2 1 2"/>
<v:f eqn=3D"prod @3 21600 pixelWidth"/>
<v:f eqn=3D"prod @3 21600 pixelHeight"/>
<v:f eqn=3D"sum @0 0 1"/>
<v:f eqn=3D"prod @6 1 2"/>
<v:f eqn=3D"prod @7 21600 pixelWidth"/>
<v:f eqn=3D"sum @8 21600 0"/>
<v:f eqn=3D"prod @7 21600 pixelHeight"/>
<v:f eqn=3D"sum @10 21600 0"/>
</v:formulas>
<v:path o:extrusionok=3D"f" gradientshapeok=3D"t" o:connecttype=3D"rect"/>
<o:lock v:ext=3D"edit" aspectratio=3D"t"/>
</v:shapetype><v:shape id=3D"_x0000_s1026" type=3D"#_x0000_t75" style=3D'p=
osition:absolute;
left:2362;top:1630;width:4070;height:2582' o:preferrelative=3D"f">
<v:fill o:detectmouseclick=3D"t"/>
<v:path o:extrusionok=3D"t" o:connecttype=3D"none"/>
</v:shape><v:line id=3D"_x0000_s1029" style=3D'position:absolute;flip:y' f=
rom=3D"3458,2038"
to=3D"3458,3668">
<v:stroke endarrow=3D"block"/>
</v:line><v:line id=3D"_x0000_s1030" style=3D'position:absolute' from=3D"3=
458,3668"
to=3D"5805,3668">
<v:stroke endarrow=3D"block"/>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -