浮子式液位控制器
float-actuated level controller
浮子式液位检测器
float-actuated liquid level detector
浮子式液位记录仪
float-actuated recording liquid level instrument
浮子式液面控制器
float type level controller
浮子式液面计
float liquid level indicator
浮子式液面调节器
ball float level controller
无浮子式液面控制器
floatless liquid level controller
浮子式水位计
water level meter by the buoy