u型管 meaning in English

u bend
u-tube

U tube mould
U型管模具
To solve the problem , the water level single - chamber equalizer on the leftside of the drum was changed into u - tube
提出了解决的办法? ?把3号锅炉左侧汽包水位单室平衡器改成u型管。
In the external region , heat transfer between the u - tube borehole and the ground is considered with a model of a finite line - source in a semi - infinite medium , and it is the first time to achieve an analytical solution of the temperature distribution for a such a transient two - dimensional conduction problem by means of the green - function method
对单个钻孔的传热划分为两个区域分别进行研究。在钻孔周围区域，将竖直u型管的传热简化为有限长线热源的传热问题，采用格林函数法首次得到了有限长线热源温度分布的解析解。