粵鎂特多流干式冷（熱）（美國）水表 Feature: 1. Adopting volumetric rotary piston principle of measurement with ....................conformity to AWWA C-700. ................2. Vacuum sealed register ensures the dial kept free from fog and ....................keep the clear reading in long term service. ................3. Measuring units: U.S.GALLON, CUBIC FEET and M3, and adopting ....................long pointer structure in the register, and high precision. ... 特征： 1.采用容積旋轉活塞式測量原理，符合AWWA C-700標準。 2.真空密封套確保表盤不受霧影，長期保持清晰讀數。 3.測量單元：U.S.GALLON，CUBIC FEET和M3，在寄存器中采用長指針結構，精度高。