中英
瓶胆
/ píng dǎn /
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短语
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  • 双语例句
  • 原声例句
  • 1
    叙述了保温瓶胆镀银废水的来源及其危害。
    The hazard of waste water from silvering blanks of vacuum bottles as well as its sources were described.
  • 2
    外皮由铁皮制成,内装双层玻璃制成的瓶胆
    Skin made by the metal and liner made by double-glazing.
  • 3
    探讨了若干实际测量保温瓶瓶胆银层厚度时出现的问题。
    Some practical problems arising from the measuring process of the silver-films of vacuum flasks are discussed.
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  • 百科
  • 瓶胆

    瓶胆是双层的,内抽真空,使里面的热量不容易被传递出来。胆的里层外围还涂有金属银,热水在瓶胆里热量在向外流失的过程中又会有一大部分被银镜反射回来从而也能起到保温效果。 瓶胆内涂层一般是镀银(银镜),是利用银镜反应镀上去的。现在也有镀铝(铝镜)或离子真空镀膜(钨镜或钛镜)瓶胆。

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