principal arch是什么意思_principal arch的中文翻译

主拱

principal───n.首长；校长；资本；当事人；adj.主要的；资本的

arch───n.(Arch)人名；(德)阿尔希；(英)阿奇；vt.使…弯成弓形；用拱连接；adj.主要的；vi.拱起；成为弓形；n.弓形，拱形；拱门

principal office───总部，总社；总办事处；校长室；总店，总部，总社

barrelled arch───筒形拱

cusped arch───尖拱

principal components───主分量；主成分

arch enemy───死敌

arch mi───拱门mi

bregmatic arch───短弓

direct earth pressure should be calculated by analysis of minor principal stress arch while the indirect earth pressure by analysis of major principal stress arch.───可用小主应力拱应力分析计算直接土压力，用大主应力拱应力分析计算间接土压力。

In this paper, the erection schemes, principal construction techniques for the steel tube arch and geometry control during erection of the arch of the Bridge are presented.───介绍大桥钢管拱的安装方案、主要施工技术以及施工过程中的线形控制。

The fourth aortic arch of vertebrates, which is the principal source of the blood supply to the body.───脊椎动物的第四大动脉弓，是向全身输送血液的主要动力。