Rotary sprayers use gear driven or impact hammer mechanisms to rotate the spray head in a circle.
使用旋转式喷雾器齿轮驱动或影响锤机制，旋转一圈的喷头。
Two circle round hole hammer body through the distance between the meet collision equilibrium condition.
两锤体圆透孔圆心之间的距离满足碰撞平衡条件。
Two circle round hole hammer body through the distance between the meet collision equilibrium condition.
两锤体圆透孔圆心之间的距离满足碰撞平衡条件。
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