2 ⑨ 硕士学住论丈 MASTER’S THESIS 1、文献综述1.1相关概念的界定1.1.1水域安全 “水域安全”(Water Safety)是指一切与水有关的生产、生活、娱乐等活动中所采取的防范和救助措施。包括水域交通运输、水域生产以及嬉水游泳等活动的安全。
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潜入不安全的水域会导致严重的伤害。
闭幕式举行同时,广州市中心的安全部队保持着高度的警戒,通往闭幕式现场海星沙岛的道路封闭,周边水域也有警力巡逻。
Security forces were meanwhile on high alert in the centre of Guangzhou, blocking off roads and patrolling the waters off Haixinsha island, the venue of the closing ceremony.
风推动水域放的事实与物理定律相吻合,风将水吹至两边而建立了安全通道,风的停止也会造成水流快速涌回。
The wind moves the water in a way that's in accordance with physical laws, creating a safe passage with water on two sides and then abruptly allowing the water to rush back in. '.
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