If fan blade assembly is replaced because of mechanical damage, water pump and viscous fan drive should also be inspecteThese components could have been damaged due to excessive vibration.
如果因为机械损坏而更换风扇叶片组合，应该检查水泵及粘性风扇驱动，这些组件可能由于过度抖动而损坏。
The special inverter and pump for photovoltaic water pump is expensive and making using of general inverter to drive general water pump can not tracks point of maximal power.
目前光伏水泵的推广面临两个方面的障碍，一方面是应用较多的专用型光伏机泵成本较高；另一方面利用通用变频器驱动通用机泵时光伏利用率低。
A water-cooling system consists of the engine water jacket, thermostat, water pump, radiator, radiator cap, fan, fan drive belt and necessary hoses.
水冷系统由发动机水套、节温器、水泵、散热器(水箱)、散热器盖、风扇、风扇驱动皮带和必要的软管组成。
When the back wheel of the bicycle is rotated, it drives the drive gear and then forces the centrifugal pump to operate and pump water.
当自行车后轮转动时，带动传动齿轮并驱动了离心泵运转抽水。
Heat pump water heater and water from the environment in the pumping energy to heat cold water, run only takes a small amount of drive, "heat" (compressor) power costs.
热泵热水器是从环境和水源中泵取热能来加热冷水，在运行时只需花少量驱动“热泵”(压缩机)的电力费用。
This paper compares two methods of realizing multi-pump constant-pressure water supply by an AC drive.
多泵变频恒压供水常用的两种方案，比较了两种方案的优劣。
We used a wind turbine drive some electric pump. For every pump is staged connected with the wind turbine, so the system be called the staged-connected wind-electric water pumping.
采用风力发电机驱动多台潜水螺杆电泵的系统，由于每台电泵是逐步接入系统的，因此该系统被称为分级接入式风电泵水系统。
We used a wind turbine drive some electric pump. For every pump is staged connected with the wind turbine, so the system be called the staged-connected wind-electric water pumping.
采用风力发电机驱动多台潜水螺杆电泵的系统，由于每台电泵是逐步接入系统的，因此该系统被称为分级接入式风电泵水系统。
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