金屬信箱 的英文怎麼說

中文拼音 [jīnzhǔxìnxiāng]
金屬信箱 英文
letter boxes of 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1. (箱子) chest; box; case; trunk 2. (像箱子的東西) anything in the shape of a box
  • 金屬 : metal
  1. Joint boxes for pressure gas supervised telecommunication cables, metal sheathed ; internal joint boxes

    護套的壓力氣體監控的通電纜的電纜交接.內
  2. If the optical fiber were brought directly into the cabinet, then it would be unnecessary to provide any data line or telecom protection, since there would not be a metallic pathway for transient voltage to enter into the equipment

    如果光纜直接進入體內,則無須做任何數據線或號線的保護,因為沒有導體路徑能讓電涌電壓進入到設備內部。
  3. It is recommended that twisted pair wiring and coaxial cabling be provided with suitable data line protection, at the point where the signals penetrate the metal cabinet walls, with the protectors referenced to the metal cabinet by a short wire ( < 15cm )

    如果光纜直接進入體內,則無須做任何數據線或號線的保護,因為沒有導體路徑能讓電涌電壓進入到設備內部。
  4. Postal services - apertures of private letter boxes and letter plates - requirements and test methods ; german version en 13724 : 2002

    郵政業務.私人板縫隙要求和試驗
  5. The only access points for transients are via the ac or dc power line wires and all of the data and telcom signal wiring that enters and leaves the cabinet

    電涌的唯一進入通道是交流或直流電源線及所有進出的數據線和號線。
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