短語詞組短語float t type level gauge 浮子式液位計external float type level gauge 外浮筒式液位計internal float type level gauge 內(nèi)浮筒式液位計Float -type water level gauge 浮子式水位計displacement -type float liquid level gauge 位移式浮筒液位計torsion -type float liquid level gauge 扭力式浮筒液位計 返回 float type level gauge