动力绳的延展性是()%;静力绳的延展性()%


动力绳的延展性是()%;静力绳的延展性()%

A.1%-2%;>1%

B.9%-10%;<5%

C.6%-8%;<1%

D.5%-10%;<1%

正确答案:A


Tag:动力绳 时间:2020-12-14 13:59:12