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搜题/搜资源
【单选题】【消耗次数:1】
检测气缸漏气率时,测量表读数越大,表示漏气量越多。通常,漏气率在()表示气缸密封性一般。
①
0%~10%
②
10%~20%
③
20%~30%
④
30%~40%
参考答案:
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相关题目
【单选题】
气缸衬垫密封面泄漏的空气量,它直接反映气缸密封性。
①
进气行程下止点
②
压缩行程上止点
③
做功行程下止点
④
排气行程上止点
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【单选题】
已知四点A(10、20、30)、B(30、20、10)、C(10、20、10)、D(20、20、30),则对H面的重影点为______。
①
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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;} B与C,B点可见
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;} A与C,A点可见
④
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【单选题】
佩戴N95口罩时,双手捂住口罩边缘,呼吸检查口罩是否漏气,如有漏气,应该( )
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【单选题】
测量气缸直径时,当量缸表指示到( )时,即表示测杆垂直于气缸轴线
①
最大读数
②
最小读数
③
中间值读数
④
任一读数
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【单选题】
A点坐标为(10、20、30),B点坐标为(30、20、30)则AB距离为______。
①
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②
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③
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④
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【单选题】
已知三点A(10、20、15)、B(10、0、30)、C(0、10、0),则在坐标面上的点为______。
①
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②
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③
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④
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【单选题】
已知A、B、C三点坐标分别为(10、20、30)(20、40、60)、(30、60、90),则A、B、C三点______。
①
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②
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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;} 表示一个特殊位置平面
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;} 无法判断
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【单选题】
已知点A(20,20,10),点B(20,20,30),则( )产生重影点。
①
在H面
②
在V面
③
在W面
④
不会
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【单选题】
已知点A(20,20,10),点B(20,25,30),则( )产生重影点。
①
在H面
②
在V面
③
在W面
④
不会
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【单选题】
下列哪个css属性能够设置盒模型的内补丁为10、20、30、40(顺时针方向)?
①
padding:10px?20px?30px?40px
②
padding:10px?1px
③
padding:5px?20px?10px
④
padding:10px
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随机题目
【单选题】
make a ___________
①
schedule
②
timetable
③
major
④
career plan
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【单选题】
the fact()we may not be able to directly assist you does not mean your complaint isnt valid.
①
which
②
whom
③
who
④
that
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【单选题】
The footballer made a (n) _____ gesture, which made the audience’s blood boil.
①
mature
②
offering
③
offensive
④
hesitative
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【单选题】
When traveling, you are advised to take travelers’ checks, which provide a secure _____ tocarrying your money in cash.
①
preference
②
selection
③
choice
④
alternative
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【单选题】
She was protesting against ______ government telling students what they should and should not eat at school.
①
bossy
②
patient
③
kind
④
fragile
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【单选题】
Why not join us in baseball?____________
①
Ok. I’m coming.
②
You do the same.
③
Don’t mention it.
④
That’s alright.
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【单选题】
The sports meeting was put off till the next week ______ rain.
①
in spite of
②
so
③
because
④
because of
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【单选题】
I have the complacent feeling ______ I’m highly intelligent.
①
what
②
which
③
that
④
this
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【单选题】
It was not until he arrived in class _____ realized he had forgotten his book.
①
when he
②
that he
③
and he
④
he
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【判断题】
判断线上的内容是否正确:The teachers tried to __convince____ these students that they could solve the complicated problem, however, they just didn’t see the point.
①
正确
②
错误
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