不锈钢外壳、美观。节能、保温性能好、热效率高，带放水阀。
All stainless steel body, good-looking, energy-saving, good-warming, high heating efficiency and with drain valve.
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.
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.
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.
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