The water heater with self-tight sealing under high pressure is a new type of equipment used for waste heat recovery from the synthesis system in the small nitrogenous fertilizer plants.
高压自紧密封水加热器是用于小氮肥厂合成系统余热回收的一种新型设备。
The waste water discharged by the strong row gas water heater is discharged to the outside and has certain pollution to the environment.
强排式燃气热水器将废弃排向室外，对环境也具有一定的污染性。
Open bath water heater, water, first to let go of some of the cold water, waste and inconvenience.
洗澡时打开热水器，水管中首先要放走一些凉水，既浪费又不方便。
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