单项选择题X 纠错
A.50m B.80m C.100m D.120m
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单项选择题
A.±100mm B.±150mm C.±200mm D.±250mm
A.250mm B.300mm C.350mm D.500mm
A.6m B.10m C.12m D.15m
A.1/10~1/3 B.1/10~1/5 C.1/8~1/3 D.1/8~1/5
A.0.6m B.0.8m C.1.0m D.1.2m
A.20mm B.30mm C.50mm D.80mm
A.1倍 B.1.2倍 C.1.3倍 D.1.5倍
A.LJ195 B.LJ120 C.LJ150 D.LJ185
A.500~1050mm B.550~1050mm C.600~1050mm D.700~1050mm
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