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Dalang Shidai Outdoor Supplies Firm 12yr.
Main Products:Lifejackets,lifebuoys
Contacts:黄大进Chat
Mobile:86-85163173
E-mail: WeChat:15381759828
Address:25332 , 2 Street, 2 F, 63 Gate, International Trade Mart (District 3).
手动版与自动版区别
手动版：落水前或后 用力拉动充气装置上的拉绳，使拉杆转至不小于90度，刺针刺破气瓶膜片，高压CO2气体冲入气囊，气体膨胀后产生浮力。
自动版：落水后救生衣浸入水中使自动装置内水敏感元件软化，撞针失去阻挡，弹簧伸张推动撞针刺破气瓶封口膜片CO2气体充入气囊而产生浮力。
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