题目内容

粗选摇床,宜采用()。

A. 大坡小水
B. 小坡大水

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细粒物料摇床分选时,宜采用( )。

A. 低冲次,大冲程
B. 高冲次,小冲程
C. 高冲次,大冲程
D. 低冲次,小冲程

A new word formed by joining two others and combining their meanings.

A. hybrid
B. portmanteau
C. integrated
D. interdisciplinary

A mechanism that can move automatically.

A. automaton
B. automatic
C. automata
D. auto

To fix or adjust the time,amount,degree or rate of

A. utilize
B. regulate
C. hybrid
D. integrated

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