【判断题】【消耗次数：1】
画图时，2H和HB铅笔应该削成圆锥形；2B铅笔应该削成楔形，端面形状为长方形，短边宽度削成粗实线的线宽。
①
正确
②
错误
参考答案：
复制
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相关题目
【单选题】
化工制图中图线宽度分粗、中粗、细三种，若粗实线的宽度为d，则细实线的宽度为( )。
①
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-tstyle-rowband-size:0;
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mso-style-parent:"";
mso-padding-alt:0cm 5.4pt 0cm 5.4pt;
mso-para-margin:0cm;
mso-para-margin-bottom:.0001pt;
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2d
②
Normal
0
7.8 磅
0
2
false
false
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EN-US
ZH-CN
X-NONE
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mso-para-margin:0cm;
mso-para-margin-bottom:.0001pt;
mso-pagination:widow-orphan;
font-size:10.5pt;
mso-bidi-font-size:11.0pt;
font-family:等线;
mso-ascii-font-family:等线;
mso-ascii-theme-font:minor-latin;
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d
③
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
/* Style Definitions */
table.MsoNormalTable
{mso-style-name:普通表格;
mso-tstyle-rowband-size:0;
mso-tstyle-colband-size:0;
mso-style-noshow:yes;
mso-style-priority:99;
mso-style-parent:"";
mso-padding-alt:0cm 5.4pt 0cm 5.4pt;
mso-para-margin:0cm;
mso-para-margin-bottom:.0001pt;
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1/2d
④
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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table.MsoNormalTable
{mso-style-name:普通表格;
mso-tstyle-rowband-size:0;
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mso-padding-alt:0cm 5.4pt 0cm 5.4pt;
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mso-para-margin-bottom:.0001pt;
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mso-bidi-font-size:11.0pt;
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mso-ascii-theme-font:minor-latin;
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mso-hansi-theme-font:minor-latin;
mso-font-kerning:1.0pt;}
1/4d
随机题目
【单选题】
______是指种子企业在整个企业经营运转中，通过计划、组织、激励、协调和控制等手段，为集体活动配置资源，建立秩序，营造氛围，以实现预定目标的活动过程。
①
种子市场
②
种子经营
③
种子管理
④
种子商品