天天草综合网,99久视频,午夜国产福利,一级做a爰片久久毛片唾,久久精品国产亚洲aa,青青青国产成人久久111网站,中文字幕久久网

Small caliber ultrasonic water meter(High measurement accuracy and stable operation)

Mechanical structure and characteristics...

View details

Detachable NB remote water meter(Detachable, PPO material / cast iron)

This water meter uses a number of propri...

View details

Detachable NB remote transmission remote control water meter(Detachable, built-in valve)

The detachable NB-IOT remote transmissio...

View details

Rotor type NB remote water meter(Mechanical display, electronic display)

This water meter is based on a rotary-wi...

View details

Screw-wing NB remote water meter(Vertical installation, small and exquisite)

This type of water meter adopts a screw-...

View details

Detachable LoRa remote water meter(Detachable, PPO / cast iron)

This water meter uses a number of propri...

View details

Detachable LoRa remote transmission remote control water meter(Detachable, built-in valve)

This water meter uses a number of propri...

View details

Rotor-type LoRa remote water meter(Horizontal installation, mechanical display)

The water meter is based on a rotary-win...

View details

Screw-wing LoRa remote water meter(Vertical installation, small and exquisite)

This type of water meter adopts a screw-...

View details