火灾自救器是入井人员在井下发生火灾、瓦斯、煤尘爆炸、煤与瓦斯突出时防止有害气体中毒或缺氧窒息的一种随身携带的呼吸保护器具。自救器是一种体积小、重量轻、便于携带的防护个人呼吸器官的装备。
... buoyancy-supported 浮力支承的 buoyant apparatus 救生器；救生器材 buoyant cable 漂浮电缆 ...
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该设备目前正在加利福尼亚州马里布的祖玛海滩接受测试。这是一种1.4米长、11千克重的遥控救生器材；核心部分由泡沫制成，覆以红色帆布，周围绕有绳索。
This device, which is being tested at Zuma beach in Malibu, California, is a remote-controlled, 1.4-metre-long, 11kg buoy with a foam core covered by red canvas and surrounded by ropes.
华美闭孔式材料广泛应用于运动器材扩套、垫片及救生潜水服。
Huamei closed pore rubber materials are widely used in the protection of sport equipment, in cushions and ping suits.
华美闭孔式材料广泛应用于运动器材扩套、垫片及救生潜水服。
Huamei closed pore rubber materials are widely used in the protection of sport equipment, in cushions and diving suits.
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