氩气 (yà qì) — argon (gas)

定義

例文

• 焊接时需要用到氩气作为保护气体。
  Hàn jiē shí xū yào yòng dào yà qì zuò wéi bǎo hù qì tǐ.
  Argon is needed as a shielding gas during welding.
• 氩气在空气中含量很少，不到百分之一。
  yà qì Zài kōng qì zhōng hán liàng hěn shǎo, bú dào bǎi fēn zhī yī.
  Argon has a very low concentration in the air, less than one percent.
• 实验室用氩气填充灯泡以延长寿命。
  Shí yàn shì yòng yà qì tián chōng dēng pào yǐ yán cháng shòu mìng.
  The lab fills light bulbs with argon to extend their lifespan.