"Water distribution" is a work area in a certain arra免費美麗ngement of water according to certain rules, the高清高清 most common is the uniform distribution of water in t高清直播he work surface. Means to accomplish this ta免費MVsk is called water distributor. Common 直播好姑娘water distributor perforated pipes, nozzles, fil姐姐在線ter head, rotating water distributor. For example, the 藝術成全sand filter in water distribution is by dry pipe 姐姐中文版- manifold - Cloth composed of water holes, the lo免費姑娘wer side of each branch pipe evenly arranged man好姑娘飄雪y holes, such as the diameter of the pit美麗藝術ch, etc., filter backwash water from the 中文版GOdry pipe the branch pipe, and then by the branch pipe out資源影院flow hole up even wash filter sand. Rotating water distri姑娘MVbutor is able to rotate the perforated pipe, ofte直播美麗n used in water treatment.