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防滴阀

防滴阀在微喷灌ζ　溉系统中，主要连接毛管与微喷头，可以有效阻止停喷『后的滴漏伤苗现象。

防滴阀内置弹◇性膜片，打开阀门时，系统︽压力上升，允许水流通过；关闭阀门后，系统↑压力下降，阻断水流通过。

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