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正火T8钢与完全退火T8钢相比( )

A、前者珠光体更细密,故强度要低些

B、前者珠光体更细密,故强度要高些

C、前者珠光体更粗大,故强度要低些

D、前者珠光体更粗大,故强度要高些

时间：2021-09-01 21:00 关键词：青书学堂河北建筑工程学院土木工程建筑材料(高起本)

答案解析

B

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