To explicate the softstart and softstop, the control way of PLC achieve a softstarter controls two teams two uses a standby water pump motor, and analyze operation process.
阐述了利用PL C实现一台软启动器控制两组两用一备水泵电机的软启、软停的控制方式，并对运行过程进行了分析。
To simulate the natural tidal waves, a tide simulation system based on two-way water pump technique was (designed) and developed.
为在实验室内模拟天然潮汐波，设计研制一种基于双向泵流量控制技术的潮汐模拟及其自动测控系统。
To solve the problem of two-way water supply to city, we must use this sort of pump that its energy and cavitation characteristics is good.
为解决城市双向供水问题，应选用具有良好能量特性和空化特性的水泵。
To solve the problem of two-way water supply to city, we must use this sort of pump that its energy and cavitation characteristics is good.
为解决城市双向供水问题，应选用具有良好能量特性和空化特性的水泵。
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