氣密件壽命 的英文怎麼說

中文拼音 [qìmìjiànshòumìng]
氣密件壽命 英文
gas seal durability
  • 氣 : Ⅰ名詞1 （氣體） gas 2 （空氣） air 3 （氣息） breath 4 （自然界冷熱陰晴等現象） weather 5 （氣味...
  • 密 : Ⅰ名詞1 （秘密） secret 2 [紡織] （密度） density 3 （姓氏） a surname Ⅱ形容詞1 （距離近; 空隙小）...
  • 件 : Ⅰ量詞（用於個體事物） piece; article; item Ⅱ名詞1. （指可以一一計算的事物） 2. （文件） letter; correspondence; paper; document
  1. The periodic frequency shall depend on factors such as the type of scaffold, site and weather conditions, intensity of use, age of the equipment, and how often sections or components are added, removed or changed, but should never exceed 1 week ( 7 days )

    檢查頻率取決于腳手架的類型、現場和天氣條件、使用密度、設備壽命以及腳手架組件的增加、拆除或改變的頻次等因素，不過，檢查周期不應超過一星期（ 7天） 。
  2. The immersion electrical heater is chiefly applied in the direct contact mode of fluid heating. it features fast heat exchange and high thermal efficiency. it has the varieties of water heater, oil heater and gas heater. its heating element power density, i. e. the power per unit of heating area of the heating element, is an important parameter of the electrical heating element, which has a direct bearing on the performance and working life. the working out of the value is a highly specialized problem, being under the influence of many factors ( media flow rate, tempt, physical and chemical properties and direction in which the medium flows past the element etc )

    浸入式電加熱器主要用於直接對流體接觸加熱的場合，具有熱交換快，熱效率高等特點，分為水用加熱器、油用加熱器、氣體用加熱器，加熱元件的功率密度：即電加熱元件單位發熱面積上的功率，它是電加熱元件極重要的參數，直接影響加熱器的使用性能及使用壽命，它的取值是一個非常專業的問題，受到許多因素的影響（如介質的流速、溫度、物理和化學性質及介質流過加熱元件的方向等等） 。
  3. Ceramic - to - metal - to - seal is one key production craftwork of vacuum electronic parts of an apparatus, its quality playing a decisive role to airtight of products, concerning the properties of products and service life directly

    陶瓷?金屬封接是真空電子器件生產的關鍵工藝之一，封接質量對真空電器產品的氣密性起決定性的作用，直接關繫到產品性能及其使用壽命。
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