There is a great demand and market for water saving irrigation equipment.
我国的节水灌溉设备需求量大，是广阔的大市场。
Pressure regulators are important pressure-regulating equipment in drip irrigation system.
压力调节器是滴灌系统中重要的调压设备。
Pressure regulators are important pressure-regulating equipment in drip irrigation system.
压力调节器是滴灌系统中重要的调压设备。
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