Some pumps used for 1000 hours, the ship propeller in the use of time is also greatly reduced because of the efficiency of air piping.

某些水泵使用1000小时左右即出现严重的空蚀，船舶螺旋桨在使用一段时间后也因空蚀而效率大大降低。

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For ship yard, cooling side no water pumps, ductwork, inlet filters, vlves, electrical equipment and savings are need, less installation cost, Fot the owner, less maintenance.

对船厂来说，冷却水侧不需要泵、水管、滤器、阀和电控设备等，安装制造费用低；

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Turbine is widely used in production and many aspects of life, mainly for prime mover of power generation; it can also directly drive pumps, fans, compressors and other ship propeller.

汽轮机被广泛应用于人民生产、生活的许多方面，主要用作发电用的原动机，也可直接驱动各种泵、风机、压缩机和船舶螺旋桨等。

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Franklin Electric's chief financial officer, John Haines, said the company had shipped nine truckloads of water pumps to the East Coast over the past week and may ship more this week, weather permitting.

WSJ: Industry Adapts Quickly to Storm