1. aircraft supported by its own buoyancy. 
   由自身浮力支持的航空器。
2. To move with lightness and buoyancy. 
   轻快活泼地移动
3. irrigation and drainage pump 
   排灌用泵
4. liquid ring vacuum pump 
   液环真空泵
5. molecular sieve adsorption pump 
   分子筛吸附泵

查看更多例句 相关情景会话

• 1. 浮力泵
  杆式深井泵 buoyancy pump...浮力泵 caisson pump...沉箱泵 calcium pump
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• 2. 杆式深井泵
  油库泵 bull deep-well pump...杆式深井泵 buoyancy pump...浮力泵 caisson pump
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