单项选择题X 纠错
A.500mm B.600mm C.700mm D.800mm
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单项选择题
A.1~8s B.2~5s C.4~8s D.3~8s
A.700~720mm B.710~740mm C.730~750mm D.730~760mm
A.459~612kPa B.550~712kPa C.559~672kPa D.499~712kPa
A.110mm B.125mm C.135mm D.155mm
A.1个月 B.3个月 C.6个月 D.9个月
A.60mm B.80mm C.100mm D.120mm
A.24V±1V B.36V±1V C.47V±lV D.48V±1V
A.1% B.2% C.3% D.4%
A.±1℃ B.±2℃ C.±3℃ D.±4℃
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