污水

Even longer periods of rest can be achieved by installing two siphons in the dosing tank; the siphons

在污水量配池内安装两个虹吸管可以实现更长的停顿时间，虹吸管每次可以交替将池内的液体排

The siphons may be close together or at opposite ends of the dosing tank.

这两个虹吸管可以非常近，或者安装在污水量配池的两侧。

The siphon operates on the hydraulic force of the liquid rising in the dosing tank.

虹吸管是根据污水配量槽内水面上升的水压来操作的。

As liquid fills the dosing tank, the level of liquid in the tank and inside the siphon bell rise at the same

当液体填充污水量配池时，池内和虹吸管钟罩内的液面会以同样的速率上升。

AlternatingSiphons Even longer periods of rest can be achieved by installing two siphons in the dosing tank; the siphons alternately discharge the liquid out of the tank into one-half of the field at a time.

在污水量配池内安装两个虹吸管可以实现更长的停顿时间，虹吸管每次可以交替将池内的液体排到一个二分之一的田地里。

Rising in the dosing tank.

污水配量槽内水面上升的水压来操作的。

Series 774 Double Check Valve Assemblies are designed to prevent the reverse flow of polluted water from entering into the potable water system.

系列747双止回阀总成用于防止污水回流进入饮用水系统中。

Control urban water quality and level, prevent drain off dirty city water and prevent dead end waterways.

控制城市水质和水位，防治城市污水和避免水道死水。

In the main response to the region in accordance with the "aeration, idle, precipitation, drainage" cycle of operation procedures, so that sewage in the "aerobic - hypoxia," repeatedly in the carbon to complete, from Nitrogen, and the "aerobic - anaerobic" repeatedly in the completion of phosphorus.

在主反应区内依照"曝气、闲置、沉淀、排水"程序周期运行，使污水在"好氧-缺氧"的反复中完成去碳、脱氮，和在"好氧-厌氧"的反复中完成除磷。

The paper introduces hydrological conditions of Qiantang River and the structure of the terminal drainpipe s of Sibao Sewage Treatment Plant, Hangzhou.

介绍了钱塘江的水文条件和杭州四堡污水处理厂江心排放管的构造，对江心排放系统的运行情况及淤积机制进行了分析。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。