- 酸: acid
- 碱: alkali soda
- 控制器: controller; regulator; monit ...
- ph酸碱度控制: ph control
- 控制器: controller; regulator; monitor; pilot; keyer; manipulator; control unit; control device; [自动化] circuit controller; service switch; controlling apparatus◇控制器把手 controller handle; 控制器常规设计 controller conventional design; 控制器导阀 controller pilot valve; 控制器箱 controller case; 控制器罩 controller cage; 控制器作用 controller action
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