现在卫生间厕所的水箱在放水冲洗时,都是一次将水全部放完。这样,在冲洗小便或只用少量水时,就很浪费水。现介绍一种方法,只要对现有水箱稍加改造,就可需要多少水,放多少水,从而节约用水。首先将固定溢水管的塑料配件的螺栓放松,然后延着溢水管向下移位后再拧紧螺栓,使橡胶塞只提离排水口2厘米,见图。这样,拉紧拉手,提起橡胶塞 Now when the water tank of the toilet and toilet is flushed, all the water is discharged once. This wastes water when flushing urine or using only a small amount of water. A method is now introduced, as long as the existing water tank is slightly modified, how much water will be needed and how much water will be saved, thereby saving water. First, loosen the bolts of the plastic fittings that fix the overflow pipe, then move it down the overflow pipe and then tighten the bolts so that the rubber plug is only lifted 2 cm away from the drain. See figure. In this way, tighten the handle and lift the rubber stopper