Also, after years of use, the weatherstripping wears down and air leakage increases as the door ages.

此外，使用多年以后，在风雨穿下来，冷凝器当门的空气泄漏年龄的增加。

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A problem which may be significant is that of leakage through the door seal.

通过门密封圈的泄漏是一个重要的问题。

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Door window should be made out of hardened glass in order to protect worker in case of leakage and broken valve.

观察门上需安装有钢化玻璃，保护操作者，防止被测地泄漏和破裂。

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