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- The rating of the drive and the pump’s nett positive suction head (NPSH) requirements shall be such that the pump is capable of a flow rate 10% in excess of the maximum flow rate required. 评级的驱动器和水泵的网络技术的积极吸头（汽蚀余量）的要求，应，例如，该泵是有能力，流速为10 %25 ，超过的最高流速需要。
- Available net positive suction head 有效净正吸入压头
- water pump net positive suction head 水泵汽蚀余量
- Keywords canned moter pump;caritation;net positive suction head;available NPSH; 屏蔽泵;汽蚀;汽蚀余量;有效汽蚀余量;
- net positive suction head(NPSH) [化] 气蚀余量; 净正吸高差
- positive suction head 灌注头
- NPSH(net positive suction head) 汽蚀余量
- net positive suction head 净吸引,净压头
- The suction head for the vacuum cleaner improves cleaning performance. 真空吸尘器的吸入压头改善了吸尘效能。
- Abstract: The advantages and disadvantages of siphon filtering pool in water plant were analyzed, and improvement measures were proposed in terms of increasing reverse wash suction head and lowering the reverse water requirement. 文摘:通过对自来水厂虹吸滤池的优点及弊端的分析，指出了提高反冲洗水头、降低反冲洗耗水量的改善措施。
- The sheet thickness a horizontal collator can handle is limited only by how powerful the suction heads are. 薄板厚度的横向整理可以处理是有限的，只有如何强大的吸力元首。
- There is positive proof that he did it. 有确切的证据证明他做了此事。
- She nestled her head on his shoulder. 她将头依偎在他的肩上。
- Suction Head Device for Pump-Type Dredger 泵吸挖泥船的吸头装置
- Suction head of hydraulic turbine; 水轮机吸出高程;
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。
- The deer lowered its head to drink from the pond. 鹿低下头去喝池塘里的水。
- He gave the little boy a clout on the head. 他在那小男孩的头部打了一下。
- Flies' feet stick to surfaces by suction. 苍蝇的脚借吸力可附着于物体表面上。
- I saw the small girl topple over and hit her head. 我看见那小女孩栽了一跤，碰着了头。
