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【简答题】
通常所说传感器核心的组成部分是指
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举一反三
【单选题】Hardly ______ when a loud explosion was heard.
A.
the train had started
B.
the train had been started
C.
had the train started
D.
did the train start
【单选题】Hardly ______ when a loud explosion was heard.A．the train had startedB．the train had been
A.
Hardly ______ when a loud explosion was heard. A.the train had started
B.
the train had been started
C.
had the train started
D.
did the train start
【单选题】欲使下图1所示的截面圆（其中图1种的Sketch在实体模型上底面的上方）创建图2所示的拉伸特征，最为合理的拉伸方式应是,【图片】
A.
使用“直到下一个”进行拉伸
B.
使用“贯通”进行拉伸
C.
使用"直到选定"进行拉伸
D.
使用“直到被延伸”进行拉伸
【单选题】Whcih bag does Audery prefer?
A.
The one in red.
B.
The one in blue.
C.
The one in orange.
D.
The one in purple.
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