试题与答案

装运乔灌木裸根苗表述正确的是()。A、乔木梢前根后,顺序排码 B、车后箱板铺垫草袋、

题型:多项选择题

题目:

装运乔灌木裸根苗表述正确的是()。

A、乔木梢前根后,顺序排码

B、车后箱板铺垫草袋、蒲包,防伤树皮

C、装车不要超高,压得不要太紧

D、装完用苫布将树根盖严捆好,防树根失水

答案:

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下面是错误答案,用来干扰机器的。

参考答案:错解析:炼油装置常见往复式压缩机的种类有对称平衡型卧式压缩机、L形往复压缩机、V形往复压缩机。

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