So this paper discusses these problems on quality during the process of production and installation of plastic steel window or door.

因此，本文对塑钢门窗制作、安装中亦出现的质量的几个问题进行探讨。

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Sloping roof window is often used by single layer for keeping warmth, with low thermal effect in the front walls, so the phenomena of dewing is more serious than the plastic steel window.

老虎窗侧一般制做单侧保温，正面墙体的热工状况较差，因此结露的现象更加严重。

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The paper said about several quality in insting plastic-steel window in detail and bring up effectiue measure on improving the insting quality.

本文对塑钢窗安装中存在的质量问题进行了探讨，并提出了提高其安装质量的措施。

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That cabin is a 14-ton spherical steel capsule only two meters in diameter, with a single,half-meter-wide circular plastic window for viewing.

VOA: standard.2010.06.21