金屬鈧 的英文怎麼說

中文拼音 [jīnzhǔkàng]
金屬鈧 英文
scandium metal
  • : Ⅰ名詞1 (金屬) metals 2 (錢) money 3 (古時金屬制的打擊樂器) ancient metal percussion instrum...
  • : 屬名詞1 (類別) category 2 [生物學] (生物分類系統上所用的等級之一) genus 3 (家屬; 親屬) fami...
  • : 名詞[化學] (金屬元素) scandium (21號元素,符號sc)
  • 金屬 : metal
  1. Metal halide gas - discharge lamps possess the advantages of small sige, high luminous efficiency, long life good start quality, simply appending power supply. they are widely use in movie projectors and overhead projectors etc. the metal - halide gas - discharge lamps include metal halide lamps with dysposium iodide, mercury lamps metal halide lamps with scandium - sodium iodides and metal halide lamps with sodium - thal - lium - indium etc

    鹵化物放電燈具有體積小、發光效率高、使用壽命長、啟動性能好附加電源較為簡單等優點,一般用於電影放映機、投影儀等儀器,品種有鹵燈(汞燈) 、鏑燈、鈉燈、鈉鉈燈等
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