1. Our city water systems pump water into high tanks. 
   我市各供水系统都把水打送到高位罐中去。
2. The part of a vertical shaft that turns in a bearing. 
   轴踵轴承中能旋转的垂直的轴
3. The part of a machine shaft or axle supported by a bearing. 
   轴颈机械的转动轴或轮轴中由轴承所支撑的部分
4. Every pump draws8 cubic metres of water per second. 
   每一台抽水机每秒钟可以抽8立方米的水。
5. The pump trucks were throwing water on the fire. 
   消防车正把水喷在火场上。

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• 1. 水泵轴轴承
  water lubricated bearing水润滑轴承...water pump shaft bearing水泵轴轴承...water-sealed bearing防水轴承
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