buoyancy aid中文什么意思

浮具

• buoyancy:    n. 1.浮力；浮性。 2.活泼，轻 ...
• aid:    n. 1.帮助，援助。 2.帮助者， ...
• aid:    AID ＝ Agency for I ...

例句与用法

更多例句：  下一页

1. Lifejackets and personal buoyancy aids - lifejacket 150
   救生衣和专用浮力工具. 150型救生衣
2. Lifejackets and personal buoyancy aids - lifejacket 275
   救生衣和专用浮力工具. 275型救生衣
3. Lifejackets and personal buoyancy aids . buoyancy aids 50 n
   救生衣和个人用浮具. 50 n浮具
4. Lifejackets and personal buoyancy aids - lifejacket 100
   救生衣和专用浮力工具. 100型救生衣
5. Lifejackets and personal buoyancy aids - buoyancy aid 50
   救生衣和专用浮力工具. 50n浮力工具

百科释义

Buoyancy aids are a specialist form of personal flotation device (PFD) used most commonly by kayakers, canoeists and dinghy sailors. They are designed as a flotation aid, rather than a life-saving device and have several key differences to other PFD's and lifejackets.