hydraulic control pump 液压控制器 ; [机] 液压控制泵
pilot control pump 先导泵类型
level control pump 控制水位用泵
pump control [电子] [机] 泵控制 ; 油泵控制 ; 泵控制程序
control of pump 泵的控制 ; 泵的节制
Timer control pump operation time, less expensive and easy to operate.
定时器控制泵的运转时间，较便宜且操作简单。
Series Sand control Pump have been developed to meet the requirement to solve the above problems.
为解决这些问题，我公司研制开发了多种适用于含砂井的特种抽油泵。
A flow control to install before back flow of the loop into the tank and to head the frequence control pump.
流速控制必须安装在循环系统中储罐的回水之前以控制变频泵。
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