This technique USES a set of unique urinate drainage pipeline and water control system, which makes the products have the characteristics of water-saving, mute and strong blowdown ability.
本项技术利用一套独特的小便排水管道和排补水控制系统，产品具有节水、静音、排污能力强的特点。
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The paper, based on the principle of material balance, illustrates the relationship between indexes of water supply and drainage in environmental statistical trial report forms, which is set by.
This simply means that each playing area of a hole is set on a relative high point, letting the natural drainage patterns fall between these high traffic spots.