helium purifier

 
  • 氦纯化器

helium purifier的用法和样例:

例句

  1. Helium and neon are inert gases.
    氦和氖为惰性气体。
  2. The antimatter equivalent of helium.
    反氦与氦等价的反物质
  3. Helium was discovered on the sun.
    氦是在太阳上发现的。
  4. Most big balloons are now filled with helium.
    现在许多大气球中充的是氦气。
  5. What to Look for in a Water Purifier?
    如何选购合适的净水器?

helium purifier的相关资料:

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