Help him fill it with water from the garden hose, and teach him how to pour water slowly on a plant.
帮助孩子用水管的水把浇水罐装满，并教他怎样把水慢慢地浇在盆景上。
Due to the use of the hose may be bent, foam concrete with large work degrees and adaptability, so it often used for lean concrete fill in the layer.
由于使用可弯曲的软管，泡沫混凝土具有很大的工作度及适应性，因此它经常用于贫混凝土填层。
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