marine air bottle

例句：

1. 1. Themarine air bottle is used to store andtransport oxygen for divers.
   海洋空气瓶用于储存和运输氧气，供潜水员使用。
2. 2.The marine air bottle was designed to providea controlled environment for testing equipment.
   海洋空气瓶被设计用来为测试设备提供一个受控的环境。
3. 3. The marine air bottle was filledwith fresh seawater and sealed tightly toprevent leaks.
   海洋空气瓶被装满了新鲜的海水，并被密封得紧紧的，以防止泄漏。