通过弯曲回火软处理铜管,可以制作一个简单的膨胀循环回路。
By bending soft temper copper tube, a simple form of expansion loop can be made.
软膜需要在实地测量出天花尺寸后,在工厂里制作完成。
Need a soft film smallpox size on the spot measurement, made in the factory.
具有内硬外软的结构特征,制作简单方便。
Has a structural feature of hard inside and soft outside, Easy make.
软拉手可由织带制作而成。
软拉手可由织带制作而成。
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