查询词典 arch dam

arch centrum：弓形椎体

arch centring | 拱架 | arch centrum | 弓形椎体 | arch culvert | 拱形暗渠, 涵洞

arch extrados：拱背

arch element 拱形结构;拱环 | arch extrados 拱背 | arch face 拱面

arch falsework：拱形脚手架

arch face 拱面 | arch falsework 拱形脚手架 | arch fixed at both ends 固定拱

branchial arch;gill arch;visceral arch：鳃弓

鳃动脉 branchial artery | 鳃弓 branchial arch;gill arch;visceral arch | 鳃静脉 branchial vein

arch gravity dam：拱形重力坝

arch dam拱坝 | arch gravity dam拱形重力坝 | arch structure拱形结构

arch impost：拱座

arch hinged at the abutments 铰连在支座上的拱形桁架 | arch impost 拱座 | arch intrados 拱腹

arch intrados：拱腹

arch impost 拱座 | arch intrados 拱腹 | arch invert 倒拱;仰拱;倒拱形的沟底

arch-type steam hammer：龙门汽锤

arch twilight 曙暮光弧 | arch type steam hammer 龙门汽锤 | arch type 敛口型

arch timbering：拱形木支架

arch theory 成拱论 | arch timbering 拱形木支架 | arch truss 拱式桁架

arch timbering：拱架

arch tie 拱拉杆 | arch timbering 拱架 | arch top 拱顶

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