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【单选题】
工件经一次装夹后所完成的那一部分工序,称为( )。
A.
工序
B.
安装
C.
工步
D.
走刀
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【单选题】物理疗法治疗宫颈糜烂的最佳时间是( )
A.
月经来潮前1—2天
B.
月经第一天
C.
月经干净后3—7天
D.
任何时间均可
【单选题】When did the nalne “Air Jordan” becomewell known?
A.
After a reporter comparedhisDunk to flying.
B.
After he won the “MostValuable Player” in NBA.
C.
In his freshman year inthe university.
D.
In his first year in NBA.
【单选题】液压缸按结构形式主要分为活塞式,柱塞式、( )。
A.
A双作用式
B.
液压式
C.
单作用式
D.
摆动式
【简答题】Reporter: How long have you been a firefighter? Wilson:   For eight years. JP Reporter: How did you get started? Wilson: First, 1 had to take a lot of tests in two weeks. Then, I went to the firefight...
【判断题】液压缸按结构形式主要分为活塞式、柱塞式、摆动式。
A.
正确
B.
错误
【单选题】What people did the reporter not interview?
A.
dean of the College of Architecture and Landscape at Peking University
B.
director of Haikou Wetland Protection Center
C.
Entrepreneurs
D.
a resident
【单选题】(高级)液压缸按结构形式主要分为活塞式,柱塞式、( )。
A.
A双作用式
B.
液压式
C.
单作用式
D.
摆动式
【单选题】Yesterday a reporter asked 10 students at Hilltop School _________ last weekend. [     ]
A.
what did they do
B.
what were they doing
C.
what they did
【简答题】Reporter: How long have you been a firefighter? Wilson:  For eight years. Reporter: How did you get started? Wilson:  First, I had to take a lot of tests in two weeks. Then, I went to the firefighter ...
【单选题】液压缸按结构形式主要分为活塞式,柱塞式、( )。
A.
A双作用式
B.
液压式
C.
单作用式
D.
摆动式
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