prestressed column casing structure 圆筒形预应力结构
casing-structure heat-exchanger 板壳换热器
Structure and casing design specialist 结构设计工程师
casing string structure 套管柱结构
This machine heater part adopts three layer casing structure: heat exchange medium flow in 1 and 3, material flow in 2.
该机加热器部分采用三层套管结构：热交换介质在 1 和 3 中流动，物料在 2 中反向流动。
The method could instruct well structure design and casing intensity design in HP/HT wells.
文章方法对高温高压井井身结构设计、套管强度设计有一定的指导作用。
A new type surface testing machine of casing was designed and manufactured, its structure and working principle were introduced.
介绍了一种自行研制的套管表面形貌检测仪的结构、工作原理。
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