coke drum overhead gas line 焦炭塔顶挥发线
overhead gas pipe 架空煤气管道
overhead gas pipeline 架空燃气管道
Gas-fired overhead radiant heaters 燃气顶置辐射加热器
FIG. 2 Internal Cylinder Configuration, top. Overhead view of low pressure liquid withdraw, bottom left. Overhead view of liquid and high pressure gas with-draw, bottom right.
图2上面是钢瓶的内部结构，左下是低压液体提取装置的俯视图，右下是液体和高压气体提取装置的俯视图。
High overhead, gas is flaring; underfoot, enough oil to fill 330, 000 barrels is waiting to be offloaded.
石油气体燃烧直冲云宵，脚下则有足足33万桶的石油储量等待开采。
The necessity of technical improvement for centrifugal compressor seal system is briefly described. The improving method of taking the overhead tower dry gas as seal gas is introduced in detail.
简述了引进的离心压缩机密封系统技术改进的必要性，具体介绍了用塔顶干气作为密封气的改造方案。
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