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单项选择题
A.10h:24min
B.10h:25min
C.10h:32min
D.10h:30min
单项选择题
A.44.6MPa
B.42.4MPa
C.43.0MPa
D.40.9MPa
单项选择题
A.10s±2s,20mm±2mm,1N
B.10s±2s,25mm±2mm,10N
C.10s±2s,25mm±2mm,1N
D.10s±2s,20mm±2mm,10N
单项选择题
A.170kg,242kg,2.90kg
B.170kg,242kg,4.54kg
C.170kg,378kg,2.90kg
D.170kg,378kg,4.54kg
单项选择题
A.1087kg,725kg
B.1087kg,780kg
C.1169kg,725kg
D.1169kg,780kg