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【单选题】
测量或评定表面粗糙度时所规定的一段基准长度称为( )A.
评定长度
B.
测量长度
C.
取样长度
D.
轮廓中线
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】He has trouble understanding that otherpeople judge him by his conduct
A.
style
B.
behavior
C.
mode
D.
attitude
【单选题】She didn‘t approve of his conduct ______ his former employers。
A.
by means of
B.
in terms of
C.
with regard to
D.
in line with