【单选题】【消耗次数：1】
化工工艺流程图中的设备用( )线画出，主要物料的流程线用（ ）实线表示。
①
粗，细
②
细，细
③
细，粗
④
粗，粗
参考答案：
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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
/* 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;
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;
mso-fareast-font-family:等线;
mso-fareast-theme-font:minor-fareast;
mso-hansi-font-family:等线;
mso-hansi-theme-font:minor-latin;
mso-font-kerning:1.0pt;}
2d
②
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;
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;
mso-fareast-font-family:等线;
mso-fareast-theme-font:minor-fareast;
mso-hansi-font-family:等线;
mso-hansi-theme-font:minor-latin;
mso-font-kerning:1.0pt;}
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;
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;
mso-fareast-font-family:等线;
mso-fareast-theme-font:minor-fareast;
mso-hansi-font-family:等线;
mso-hansi-theme-font:minor-latin;
mso-font-kerning:1.0pt;}
1/2d
④
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;
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;
mso-fareast-font-family:等线;
mso-fareast-theme-font:minor-fareast;
mso-hansi-font-family:等线;
mso-hansi-theme-font:minor-latin;
mso-font-kerning:1.0pt;}
1/4d
【单选题】
工艺流程图中，绘制主要工艺物料管道采用的线型为 ，辅助管道采用的线型为 ，阀门采用的线型为 。1.粗实线 2.细实线 3.点画线 4.中实线
①
1,2,3
②
1,4,2
③
2,3,4
④
3,4,1
随机题目
【单选题】
已知各期环比增长速度分别为2%、5%、8%以及7%，则相应的定基增长速度的计算方法为( )。
①
(102%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>105%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>108%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>107%)-100%
②
102%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>105%x108%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>107%
③
2%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>5%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>8%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>7%
④
(2%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>5%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>8%<img width="10" height="17" src="/jxpt-web/static/3rdlib/UEditor/themes/default/images/spacer.gif"/>7%)-100%
【多选题】
下列数列中，属于时期数列的有( )。
①
全国六次人口普查数
②
某省近5年钢铁产量
③
某市近5年企业数
④
某商场各季末商品库存量
⑤
某商场2010--2014年商品销售额