查询词典 drop black

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"

drop in：顺便访问

14.drop by 顺便访问 | 15.drop in 顺便访问 | 16.drop off 减弱

drop in pressure：压力降低

drop hammer落锤 | drop in pressure压力降低 | drop lubrication滴油润滑

drop in beam：挂梁

drop heating system 下给式供热系统 | drop in beam 挂梁 | drop penetratoin test 动力触探试验

drop in on：顺道拜访

drop down 卧倒 | drop in on 顺道拜访 | drop in 顺便走访

drop in on：拜访(后接人)

drop in at 拜访(后接地点) | drop in on 拜访(后接人) | drop across 串门,偶遇

liquid helium：液态氦

除了路径积分及应用在量子电动力学的研究成果之外,费曼其它重要的研究贡献还有1953年发表有关液态氦(liquid helium)超流体理论,以及1969年提出的成子(parton)模型.

fly wheel nut wrench：装拆飞轮螺母扳手

fly wheel magneto 飞轮式永磁发动机 | fly wheel nut wrench 装拆飞轮螺母扳手 | fly wheel pump 飞轮泵