筒拱

inclined barrel vault

斜筒穹顶

inclined barrel arch 斜拱筒 | inclined barrel vault 斜筒穹顶 | inclined bathtub combustion chamber 斜浴盆形燃烧室

hogging moment

拱勢力矩

拱勢 Hog | 拱勢力矩 Hogging moment | 雙筒弔曳機 Hoist,double-drum

keystone

拱石

在>中拱*石(Keystone)开始是被当作是揭开圣杯秘密的石头,其实其本意应为Key Stone,是指开启秘密的关键,就是后来出现的密码筒.

trussed rafter

桁架拱

trussed arch 椽架(64) | trussed rafter 桁架拱(5) | tube in tube structure 筒中筒结构(3)

voussoir

拱石

罗马的拱门是由一块块楔型拱石(voussoir)交相砌成,十分稳固. 后来演变成筒型拱顶(barrel vault)及穹型拱顶(groin vault). 如万神殿(Pantheon)、圆形竞技场(Colosseum)与君士坦丁凯旋门 (Arch of Constantine).

Arch-supported Latticed Groined Barrel Vault

拱支叉筒网壳

枪弹伤:gun-shot injury | 拱支叉筒网壳:Arch-supported Latticed Groined Barrel Vault | 有栅快速激波管:Fast Shock Tube with Barrel

arch bar

拱板

arch band 横向拱 | arch bar 拱板 | arch barrel 拱形筒壳

arch barrel

拱形筒壳

arch bar 拱板 | arch barrel 拱形筒壳 | arch bay 拱跨

barrel arch

筒形拱

barrel arbor ==> 条盒心轴,卷筒轴 | barrel arch ==> 筒形拱 | barrel assembly ==> 炮身

inclined barrel arch

斜拱筒

inclined ball mill ==> 倾斜球磨机,倾斜式球磨机 | inclined barrel arch ==> 斜拱筒 | inclined barrel vault ==> 斜筒穹顶

photoperiodic response：光周期响应

photoperiodic induction 光周期诱导 | photoperiodic response 光周期响应 | photoperiodism 光期性

Multi-Variate Statistical Analysis：多元统计剖析

311. 多项距阵 Multi-Nominal Matrix | 312. 多元统计剖析 Multi-Variate Statistical Analysis | 313. 发电厂 Power Plant