灌水器是滴灌系统中最关键的设备，其性能的优劣直接决定灌溉质量和滴灌工程的造价。
Emitter is the most important equipment in drip irrigation system. Its capability directly influences the quality and cost of drip irrigation.
一个发射器可能会失败，被忽视，直到工厂发生了损害，但滴灌部分价格低廉，易于更换。
One emitter may fail and go unnoticed until plant damage has occurred, but drip irrigation parts are inexpensive and easy to replace.
增加一个雨量感应器或者改成滴灌也可以节省很多水源。
Adding a rain sensor or converting part of your system to drip irrigation can also save a lot of water.
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