donkey,donkey pump是什么意思

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用法例句

Foam technology for improving development effect of intermission steam flooding;

泡沫改善间歇蒸汽驱开发效果

Application of rotary steam tube dryer in drying pyrite concentrate;

蒸汽管回转干燥机在硫精砂干燥中的应用

System of Steam Network Collecting Data Online and Simulated and Optimized by Computer;

蒸汽管网实时数据采集与计算机模拟优化系统

The process,equipment design and operation of a 120 kt/a sulphuric acid and 150 kt/a saturated vapor sulphur-burning sulphuric acid system in Yancheng Qingsong Sulphuric Acid-Energy Co.

介绍盐城庆松硫能有限公司12万t/a硫酸和15万t/a饱和蒸汽硫磺制酸系统的工艺流程、设备结构及生产运行情况等。

This article introduces the common problem of the structure of vapor pipeline and crude oil pipeline's overhead arm of crude oil pontoon, and the structure's specific demands and the advantages and disadvantages of new and old structure.

20世纪 60年代以来 ,我国沿长江炼油厂原油趸船的蒸汽管线、原油管线跨舱臂结构常出现的问题 ,包括易渗漏、垫片易损坏、补偿性差、内应力大等。

Through regulating and optimizing condensating and cooling process of coking gas and developing waste heat utilization object of gas the vapour consumption of lithium bromide refrigerator was decreased,the comprehensive utilization of resources and the aim of saving energy resources and decreasing consumption were achieved in the coking plant of Jinan iron and steel group.

济钢焦化厂通过调整优化焦炉煤气冷凝冷却工艺以及开发煤气废热利用项目 ,降低了溴化锂制冷机的蒸汽消耗 ,实现了资源的综合利用 ,达到了节能降耗的目

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。

The transmiting hot oil is substituted for vapour for refining benzene production processing andtransmiting hot oil furnace preressing in the coking plant of Laiwu iron and steel general works.

莱钢焦化厂以导热油代替蒸汽用于精苯生产及导热油炉工艺，经合理设定各项操作参数，提高了精苯加工能力，解决了蒸汽压力不足影响精苯生产的难题。

Application of Choke Plug Method in the Leakage Prevention of Water and Steam Pipes;

堵头法在水、蒸汽管道消漏中的应用

Mechanical patching of welding seam of steam pipe in oil tank;

油罐内蒸汽管焊缝的机械法补漏

Buried steam pipe is a kind of combination material used in steam pipe installation in recent years.

直埋蒸汽管是最近几年在蒸汽管道安装使用的一种组合材料,其由蒸汽管、保护钢管、保温层、蒸汽管固定架及防腐层等组合而成,与管廊蒸汽管、架空蒸汽管相比具有不占空间、不占用地、不易受损、不影响环境等优点。