The swirl-flow injection washing water-saving device is formed from swirl-nozzle, swirler and multi-stage injector.
本发明涉及一种旋流引射式洗涤节水器，它是由旋流喷嘴、旋流器和多级引射枪组成。
The water-saving device can replace tap water with the waste water to wash urinals, so that water is utilized fully, and water resources are saved.
使用本发明节水装置可用废水代替自来水冲洗便池，从而实现水的充分利用，节约水资源。
The invention relates to a water-saving device in a chemistry lab combining a ventilation pipeline in a lab, belonging to the field of water collection and distribution.
本发明涉及一种组合了实验室通风管道的化学实验室节水装置，属于集水、配水领域。
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