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- Direct shell-making method was adopted in producing narrow flow-channel close impeller to avoid using water-soluble sand core and to reduce production cost. 生产封闭式窄流道叶轮,为降低成本,可避免使用水溶砂芯,采取直接制壳的方法。
- Pool dedicated copper pump, the shell is made of copper, highitensity and corrosive resistant; Closed impeller with bronze manufacture, strongly suction, durable; and equipped with hair collector. 泳池专用铜泵泵壳材料采用铸铜,强度高、耐腐蚀;封闭式叶轮月青铜制造,自吸性好,坚固耐用;并配有毛发聚集器。
- Pool dedicated copper pump ,the shell is made of copper ,highitensity and corrosive resistant;Closed impeller with bronze manufacture,strongly suction,durable;and equipped with hair collector. 泳池专用铜泵泵壳材料采用铸铜,强度高、耐腐蚀;封闭式叶轮月青铜制造,自吸性好,坚固耐用;并配有毛发聚集器。
- A smooth power curve, not easy to have a super power, but this type of impeller cavitation performance than ordinary closed impeller, especially suitable for use in the pump pressure on imports. 功率曲线比较平稳,不易产生超功率的问题,但该型叶轮的汽蚀性能不如普通闭式叶轮,尤其适宜用在有压进口的泵上。
- People say that the tiger is still lurk close to. 人们说那只老虎还躲在附近。
- She is buying a flat close to her office. 她正在购买一套靠近她办公室的单元房。
- She's always been very close about her past life. 她对自己过去的生活一直守口如瓶。
- For the umpteenth time close the door quietly. 我告诉过你好多次要轻轻地关门。
- That was a close call, the train nearly hit the car. 好险,火车差一点就撞上那部车子
- They intended to close out all their stock. 他们打算卖光所有的存货。
- This work will hardly stand close examination. 这种作品很难经得起认真的检验。
- He soon brought the meeting to a close. 他很快就结束了会见。
- The church is close to the school. 教堂在学校附近。
- The theatre has had to close for lack of support. 这家剧院光顾者寡只好关闭。
- Her remarks were embarrassingly close to home. 她说的那些话很露骨而使人感到很尴尬。
- He decided to lie close for a while. 他决定躲一躲。
- Design and Optimization of Closed Impeller and Shell for Sewerage Pump 闭式污水泵叶轮与泵体的水力设计及优化
- A close friendship gradually grew up between them. 他们之间的友谊日益亲密。
- This kind of cloth has a close texture. 这种布质地很紧密。
- David's house is quite close to the Global Theater. 大卫的家离环球剧院很近。