查询词典 drop behind

drop a curtain：落幕

drop liquids into the test tube把液体滴入试管 | drop a curtain落幕 | drop one's voice suddenly突然放低了声音

drop forging：落锤锻造

drop feed oiler滴油器 | drop forging落锤锻造 | drop hammer落锤

drop forging die：落锻锻模

"drop forging","落鎚锻,落锻" | "drop forging die","落锻锻模" | "drop forging hammer","落锻鎚"

drop forging die：落锻钢模

drop-forging 落锻,模锻件 | drop-forging die 落锻钢模 | drop-frame trailer 低架拖车

drop forging hammer：落锻锤

"drop forging die","落锻锻模" | "drop forging hammer","落锻鎚" | "drop gate","落下门,直接浇口"

drop hammer：落锤;打桩机

drop forging 落锻 | drop hammer 落锤;打桩机 | drop in delivery 泵排量降低;出货减少

drop hammer：锻锤

drop hammer pile driver 落锤式打桩机 | drop hammer 锻锤 | drop hanger 吊钩

steam drop hammer：蒸汽落锤

power drop hammer 蒸汽锤. 动力落锤. | steam drop hammer 蒸汽落锤. | take a drop of something 喝一点酒.

drop hammer test：落锤试验

drop hammar 打桩落锤 | drop hammer test 落锤试验 | drop pit 溜道

drop hammer test：落鎚试验,落重试验

"drop hammer driver","落鎚打椿机" | "drop hammer test","落鎚试验,落重试验" | "drop hanger","吊架"

silage harvester：青贮联收割机

silage fodder 青贮饲料 | silage harvester 青贮联收割机 | silage maize 青贮料玉米

vicarage：俸禄

vicarage 牧师住处 | vicarage 俸禄 | vicarial 当牧师的