vacuum support的例句大全

in light of the assembly of continuous precast sections in suzhou-nantong yangtze river bridge, the author introduces the principles of vacuum-support mud jacking, the technical requirements of the jacking mud, sealing measures of prestressed pipeline and the vacuum-supported mud jacking technology.

结合苏通大桥75m连续预制节段拼装的工程实践，介绍了真空辅助压浆原理、压浆浆体的技术要求、预应力管道的密封措施以及真空辅助压浆的施工工艺。

On this basis, we can draw some lessons. Again, the operation of any system is not in a vacuum, certain foundations are needed. The securities of the operation& support system, including theoretical, policy and organizational supports will be discussed.

再次，任何体系的运行都不是在真空中进行的，都需要为其提供一定的基础，为此，NAEP的运行的保障&支持系统，包括理论保障、政策保障和制度保障也将予以讨论。

the design of vacuum arcing chamber and insulation support sheath pipe is compact, because the outlet line conduct pole is coated silicon rubber, it can be suitable for bad weather and pollution environment.

真空灭弧室和绝缘支柱套管设计紧凑，出线导电杆外注硅橡胶，能适应恶劣的气候条件和污秽环境。

The problems of traditional hot wall transfer line of vacuum tower, such as more heat displacement of the horizontal pipe at low velocity, large pushing force on the tower support and severe sulfur corrosion, etc., are analyzed.

剖析了传统的热壁减压塔转油线存在的低速段水平直管热位移量大，对减压蒸馏塔和支架的推力大，硫腐蚀严重等问题。