During periods of low demand, jockey pumps are used to meet these lower water flow requirements.

在需求较低的时期，赛马泵用于满足这些较低的水流量要求。

Water flow into homes is a big challenge, even in Accra.

让水流入家庭是个严峻的挑战，即使是在阿克拉。

Water: washed a few times more implement, see if water flow.

水路：多冲几次座便器，看看流水是否通畅。

They hold soil in place during rains and ease the water flow.

大雨侵袭时，这些作物可以保持土壤，减缓水流。

A computer program USES the images to generate pictures of water flow.

计算机程序可使用图像产生水流的图画。