drain water from

As a fire rescue pod, thetank can hold 750 gallons of water and can drain water from lakes with outboardpumps.

救火型可以携带750加仑（约合2839升）水，同时利用外侧的抽水泵从湖里抽水。

The most important factor affecting the water supply amount is light intensity, the irrigation amount can be determined by the light intensity and the EC value of drain water from the substrate.

影响灌溉量的最主要因素是光辐射强度，即可根据光辐射强度和每天检测所获的回收液EC值来确定。

It is held there by the force of surface tension without which water would drain instantly from any wet surface, leaving it totally dry.

它是由表面张力的力量保持的，没有它，水会立即从任何潮湿的表面流失，使它完全干燥。