20春学期《互换性与技术测量》在线平时作业3

adminhan · 发表于 2020-8-8 18:58:44

GB/T 1804-f表示的是____________。<o:p></o:p>
A:一般公差精密级
B:一般公差中等级
C:一般公差粗糙级
D:一般公差最粗级

.<img height="83" width="598" alt="" src="http://file.open.com.cn/ItemDB/65645/2db958e8-746e-4014-a81e-b8281b03cac3/20103284158769.jpg" />
A:A
B:B
C:C
D:D

.<img height="89" width="598" alt="" src="http://file.open.com.cn/ItemDB/65645/c96448cd-abfe-404f-8d36-f5ed980c5f7a/20103284034565.jpg" />
A:A
B:B
C:C
D:D

.<img height="60" width="598" alt="" src="http://file.open.com.cn/ItemDB/65645/d8af81d7-b13d-4ce6-adfa-831ee0cc68be/201034123751679.jpg" />
A:A
B:B
C:C
D:D

GB/T 1804-v表示的是____________。<o:p></o:p>?；?一般公差中等级；?一般公差粗糙级；?一般公差最粗级
A:一般公差精密级
B:一般公差中等级
C:一般公差粗糙级
D:一般公差最粗级

.<img height="80" width="598" alt="" src="http://file.open.com.cn/ItemDB/65645/c967a228-64a5-4923-90a4-ed5a422b0c88/20103284618962.jpg" />
A:A
B:B
C:C
D:D

.<img height="80" width="598" alt="" src="http://file.open.com.cn/ItemDB/65645/c724bf01-2e4b-4702-a003-08cc185be686/20103221433315.jpg" />
A:A
B:B
C:C
D:D

.<img height="53" width="598" alt="" src="http://file.open.com.cn/ItemDB/65645/15b3b9e3-ff86-4ee3-acd7-8301d6d69d61/201034124017179.jpg" />
A:A
B:B
C:C
D:D

GB/T 1804-c表示的是____________。
A:一般公差精密级
B:一般公差中等级
C:一般公差粗糙级
D:一般公差最粗级

GB/T 1804-m表示的是____________。<o:p></o:p>
A:一般公差精密级
B:一般公差中等级
C:一般公差粗糙级
D:一般公差最粗级

<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">公差可以说是允许零件尺寸的最大偏差。
A:错误
B:正确

<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">技术测量是保证互换性的重要手段。
A:错误
B:正确

<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">凡是合格的零件一定具有互换性。
A:错误
B:正确

<span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><v:shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"> <v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype><v:shape id="_x0000_i1025" style="WIDTH: 9.75pt; HEIGHT: 15.75pt" fillcolor="window" o:ole="" type="#_x0000_t75"><v:imagedata o:title="" src="file:///C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\msohtml1\03\clip_image001.wmz"><img height="22" width="14" alt="" src="http://file.open.com.cn/ItemDB/65645/ce55b253-f631-4435-8e06-00f8d8fada9d/20103122145098.jpg" /></v:imagedata></v:shape>10E7<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">、<v:shape id="_x0000_i1026" style="WIDTH: 9.75pt; HEIGHT: 15.75pt" fillcolor="window" o:ole="" type="#_x0000_t75"> <img height="22" width="14" alt="" src="http://file.open.com.cn/ItemDB/65645/ce55b253-f631-4435-8e06-00f8d8fada9d/20103122156505.jpg" /><v:imagedata o:title="" src="file:///C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\msohtml1\03\clip_image001.wmz"></v:imagedata></v:shape>10E8、<v:shape id="_x0000_i1027" style="WIDTH: 9.75pt; HEIGHT: 15.75pt" fillcolor="window" o:ole="" type="#_x0000_t75"> <img height="22" width="14" alt="" src="http://file.open.com.cn/ItemDB/65645/ce55b253-f631-4435-8e06-00f8d8fada9d/201031221523615.jpg" /><v:imagedata o:title="" src="file:///C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\msohtml1\03\clip_image001.wmz"></v:imagedata></v:shape>10E10这三种孔的上偏差各不相同，而它们的下偏差却相等。
A:错误
B:正确

公差大的尺寸，一定比公差小的尺寸的公差等级低<o:p></o:p>
A:错误
B:正确

<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">零件的互换程度越高越好。
A:错误
B:正确

<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">最大极限尺寸一定大于基本尺寸，最小极限尺寸一定小于基本尺寸。
A:错误
B:正确

<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">圆柱度误差是由圆度、轴线直线度和素线直线度误差综合形成的。
A:错误
B:正确

<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: 'Times New Roman'">矩形花键的键数<span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 10.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">N<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: 'Times New Roman'">一般为偶数。
A:错误
B:正确

<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">要保证零件具有互换性，在保证性能要求的前提下，零件的几何参数不必完全一致，只要使零件几何参数充分近似即可。
A:错误
B:正确

		自动登录	找回密码
密码			立即注册

20春学期《互换性与技术测量》在线平时作业3

相关帖子