A.人工乘以系數(shù)1.05,機(jī)械乘以系數(shù)1.2B.人工乘以系數(shù)1.2,機(jī)械乘以系數(shù)1.05C.人工和機(jī)械都乘以系數(shù)1.2D.人工和機(jī)械都乘以系數(shù)1.05
A.0.3B.0.5C.0.6D.0.8
A.按液壓升降儀地排拖運(yùn)考慮B.用運(yùn)輸汽車配汽車起重機(jī)進(jìn)行搬運(yùn)C.用運(yùn)輸汽車配液壓升降儀進(jìn)行搬運(yùn)D.用運(yùn)輸汽車配吊車進(jìn)行搬運(yùn)