隔离栅片网的网面长度L和网面宽度B分别为()。A.1.5~2.0m,1.5~2.

练习题库2022-08-02  30

问题 隔离栅片网的网面长度L和网面宽度B分别为()。A.1.5~2.0m,1.5~2.0mB.1.7~2.5m,1.5~2.5mC.1.9~3.0m,1.5~2.5mD.2.1~3.5m,2.0~3.0m

选项 A.1.5~2.0m,1.5~2.0m
B.1.7~2.5m,1.5~2.5m
C.1.9~3.0m,1.5~2.5m
D.2.1~3.5m,2.0~3.0m

答案 C

解析
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