汉字“氦”的读音、意思、用法、解释及组词造句-汉语词典-范文网

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字词	氦
释义	氦氦:ｈàｉ气体元素，符号Ｈｅ（ｈｅｌｉｕｍ）。是一种惰性元素，无色无臭。可用来填充灯泡和霓虹灯管，也用来制造泡沫塑料。液态的氦常用作冷却剂。通称氦气。
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