A type of quick-opening valve whose orifice is opened and closed by a disk that pivots on a shaft in the throat of the valve.
一种快开式阀门，其孔口的开启和关闭靠装在阀门颈部枢轴上的圆盘。
In this chip, we program control algorithm and realize the quick and accurate control of the opening of throttle valve.
在该芯片中编制控制算法实现对针阀开度快速、精确控制。
The quick-opening valve is better provided with an automatic return spring so as to close the valve after being released.
快开阀门上最好自带一个自动回位弹簧，松手即刻关闭。
The utility model discloses a three-jaw quick joint automatic opening and closing ball valve used for connecting a sprinkling standpipe and a sprinkler.
本实用新型是用于连接喷灌立管和喷头的一个三爪快速接头的自动开关球阀。
The utility model discloses a three-jaw quick joint automatic opening and closing ball valve used for connecting a sprinkling standpipe and a sprinkler.
本实用新型是用于连接喷灌立管和喷头的一个三爪快速接头的自动开关球阀。
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