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- Analyses and confirms the practicability of variable water flow operation for the primary pump system, and illustrates its obvious energy saving effects. 分析了一级泵系统实现变流量运行的可行性,并通过实例说明了其显著的节能效果。
- The defects at the welding areas of blades of working impellers of primary pump connecting the cover plate have been found during pre-service inspection of Unit 1 at JNPC. 江苏核电有限公司在对1号机组进行役前检查时．发现主泵工作叶轮的叶片端面与盖板连接处的焊接区域有缺陷。
- A primary pump directs the meltwater from the borehole into the drill, and a secondary pump sends the meltwater up the tether to the surface for analysis. 主要的帮浦会将凿孔内的融冰导入钻井机中，而次要的帮浦则是将融冰藉由缆绳向上传送到地表，以供分析。
- primary pump system with variable flow rate 一次泵变流量
- SWV system of chillcrs with the primary pump 一次泵冷机变流量系统
- VWV system of chillers with the primary pump 一次泵冷机定流量系统
- Analysis and Application of Chilled Water Systems With Primary Pump 一次泵系统技术分析及应用
- VWV control strategies of chillers in primary pump systems 一次泵系统冷水机组变流量控制方案
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
- Sure. We are friends since primary school. 当然，我们从小学就是朋友了。
- I started primary school when I was 5 years old. 我五岁时开始读小学。
- A primary cause of Tom's failure is his laziness. 懒惰是汤姆失败的主要原因之一。
- Primary school teachers use a lot of visual aids. 小学教师使用大量的视觉教具。
- Love and hatred are primary emotions. 爱和恨是基本的情感。
- The Democratic primary was held this month. 民主党候选人初选於本月举行。
- Energy saving control of variable chilled water flow in primary pump systems 一次泵系统冷水变流量节能控制研究
- Primary education comes under the umbrella of local government. 小学教育受地方政府的保护。
- He only accepted the primary education off and on in his childhood. 他小时候只断断续续地接受过初等教育。
- The primary reason for advertising is to sell more goods. 做广告的根本目的是要多出售货物。
