单项选择题
根据总长夹柄螺钉旋具可分为四种规格,即()mm。
A.80,100,150,200
B.100,150,200,250
C.150,200,250,300
D.200,250,300,350
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单项选择题
A.80,100,150,200
B.100,150,200,250
C.150,200,250,300
D.200,250,300,350
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