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【单选题】
要求液压缸在中位卸荷,换向平稳,三位换向阀中位机能应该用A.
K型
B.
M型
C.
H型
D.
Y型
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皮皮学刷刷变学霸
举一反三
【单选题】The new teacher made a good ________ on the students by her rich knowledge and humourous talk. [ ]
A.
feeling
B.
effect
C.
impression
D.
sense
【简答题】阅读理解。 What are your clothes made of? Are they made of cotton or wool? Some students in Shandong wear different things. Their clothes are made of discs (光盘) or old clothes! On October 7th, 36 students ...
【简答题】In conclusion, one of the suggestions made is that students should not ______.
【单选题】Our class is________ 60 students while theirs________ 65 students.
A.
consisted of；made up of
B.
made up of；consists of
C.
made up；compose of
D.
composed of；makes up
【单选题】The teacher asked his students what oil was ______.
A.
made of
B.
made by
C.
made up of
D.
made from
【简答题】公路拱桥主拱圈宽度一般均大于跨径的(),若小于之,则应验算拱的横向稳定性。
【多选题】实验中检流计使用时,有哪些注意事项?
A.
搬动检流计时，要将小旋纽转向红色圆点处 ;
B.
当接有检流计的电路偏离平衡较远时，检流计的“电计”按钮，按下后应立即松开 ;
C.
小旋纽在红色圆点处，不可通电；
D.
小旋纽在红色圆点处，不可转动零位调节器。
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