A sampling switch arranged on the gun tube can reduce the occurrence of dummy guns, thereby guaranteeing the effect of bird dispersing.
炮管上设置的取样开关还能减少哑炮的出现，从而保证驱鸟的效果。
A sampling switch arranged on the gun tube can reduce the occurrence of dummy guns, thereby guaranteeing the effect of bird dispersing.
炮管上设置的取样开关还能减少哑炮的出现，从而保证驱鸟的效果。
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