A.酒精 B.煤油 C.汽油 D.潤(rùn)滑油
A.0.01~0.10mm B.-0.01~+0.10mm C.-0.01~-0.10mm D.-0.001~-0.010mm
A.0.2mm B.0.25mm C.0.35mm D.0.45mm