雨水经过过滤后流入净水管中50，再通过和净水管连接的放水管20排出。
After being filtered, the rain water flows into a water-purifying pipe 50 and is discharged by a blow-off pipe 20 connected with the water-purifying pipe.
对虹吸式放水管的计算方法进行探讨。提出了虹吸式放水管的水力计算简便方法。
This paper discusses calculation method of drawing water pipe as siphon, and proposes easy method of hydraulic calculation of pipe to let water out as siphon.
一种使用方便的放水器，其中包括水闸、上端带有放水口的放水管组件、下水管；
The invention provides a water discharging device with convenient use, comprising a sluice valve, a water discharging pipe component with the upper end having a water outlet, a sewer pipe;
排污管、放水管或疏水管应分别连接到各自的总管上，每管均应串接两个阀门，两阀门间的管段应尽量缩短。
Waste draining pipe, offlet or drain pipe should be connected to the main pipe; each pipe should connect two valves with the most possible short valve-to-valve pipe length.
叙述了蒸汽管道、锅筒、给水管道、省煤器。锅筒放水管、分汽缸等发生水冲击的基本原理，产生原因和预防措施。
The author described philosophy, causes and precautions for water hammer appearance in steam piping, drum, feedwater piping, economizer, drum draining tube, sub-steam cylinder etc.
探讨了热水管网放水阀、放气阀直径的计算公式，计算了长放水管放水阀直径，并与文献中短放水管放水阀直径进行了比较。
The calculation formulas for drain valve and vent valve in long drainpipe are approached, and the valve diameters are calculated being compared with the result in some literature.
如因供水管路故障导致的停水，在供水恢复后，应打开水龙头放水2分钟左右，经确认水质合格后，方可使用。
If the interruption cause is water flow system trouble, do not usewater right after supply resumption but keep it running around 2 minutes andmake sure water quality is acceptable.
气温越低越要多放水，以防上下水管路冻堵。
The lower the temperature, the more water, in order to prevent the freezing of the water pipeline.
中水出水管上设有延时放水阀，中水 出水管与马桶进水口连通。
A time-delay drain valve is arranged on the reclaimed water outlet pipe, and the reclaimed water outlet pipe is communicated with the water inlet of a closestool.
放水阀的进水管可接一根长塑料管，并与水源接通，可用来开穴与浇水。
A water inlet pipe of the water discharge valve can be connected with a long plastic pipe and a water source for opening cavities and watering.
放水阀的进水管可接一根长塑料管，并与水源接通，可用来开穴与浇水。
A water inlet pipe of the water discharge valve can be connected with a long plastic pipe and a water source for opening cavities and watering.
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