The Intelligent water level meter by the buoy is designed to meet the need of water discharge auto-measurement at the outlet of irrigation channel of the Yellow River.
A water wheel with buckets attached to its rim, used to raise water from a stream, especially for transfer to an irrigation channel.
Insects whizz and buzz over the gurgling irrigation channels
An artificial obstruction, such as a dam or an irrigation channel, built in a watercourse to increase its depth or to divert its flow.
They had dug an irrigation channel for the farmland.
