单项选择题X 纠错
A.60mm B.70mm C.75mm D.80mm
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单项选择题
A.1mm B.2mm C.3mm D.4mm
A.2×10 B.3×10 C.4×10 D.4×14
A.0.3mm,5mm B.0.2mm,4mm C.0.3mm,2mm D.0.2mm,5mm
A.515.4mm B.520mm C.525.4mm D.530mm
A.2 B.1 C.3 D.4
A.160kPa B.170kPa C.180kPa D.190kPa
A.350±10mm B.360±15mm C.365±20mm D.400±25mm
A.300mm B.250mm C.200mm D.150mm
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