We can see two trapezoidal tailpipes as well.
我们可以看到两个梯形排气管以及。
Happiness is a trapezoidal section, it can expand can also narrow, see whether you cherish.
幸福有梯形的切面，它可以扩大也可以缩小，就看你是否珍惜。
The separate flushing(air) system can be connected with shank adaptors by internal or external rope thread or trapezoidal thread . The customers can order according to their own requirements.
旁侧供水（风）系统钎尾有内外波形、梯形螺纹连接，用户可根据需要单独订货。
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