The engine is cold and there is no vapour lock in the pipe.
发动机很冷，管道中也没有封。
The fire work technology of soil blocking and vapour replacing for pipe maintenance is introduced in the paper.
介绍了输油管道检修中的泥土封堵动火与蒸汽置换动火技术方法。
Considering the vapour heating as the modeling object, the dynamic formula between vapour temperature and vapour flux of the pipe is set up.
以蒸汽加温为建模对象，建立管道内蒸汽温度跟蒸汽流量的动态关系式，组成温室用蒸汽管道进行加温时的温度对象模型。
The weld defects and thermal stress result in failure of vapour wax-removal loop-pipe used in floating roof tank.
浮顶罐蒸汽除蜡装置失效的原因是施工焊接缺陷和热应力破坏。
High strength prestressed heat barrier pipe is used as a thermal insulating pipe to carry high temperature and pressure vapour into underground for crude oil exploitation.
材质为高强钢的预应力隔热管是在石油开采中用于地下输送高温高压水蒸汽的绝热管。
High strength prestressed heat barrier pipe is used as a thermal insulating pipe to carry high temperature and pressure vapour into underground for crude oil exploitation.
材质为高强钢的预应力隔热管是在石油开采中用于地下输送高温高压水蒸汽的绝热管。
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