Liquid turbine meter installation method

Liquid turbine flowmeter is a kind of most typical speed flowmeter. It uses the average flow velocity of the rotor or impeller suspended in fluid to sense the fluid flow to derive the instantaneous flow and cumulative flow of the measured fluid. The purpose of the measurement. Turbine flowmet.......

Yu Yaolong smart lock three functions introduced

Yuyao Dragon smart lock has a 5A drill-type touch screen, the latest and most advanced password anti-peeping technology; the latest keyboard uses Apple mobile phone level touch principle; password touch screen optimization and other core, science and technology cas.......