发布时间:2025-02-02 02:08:20
一般都是胶管老化漏水,买一条长度一致的新胶管插入金属软管内,装上钢圈,而后装接头,将钢圈推至接头部位卡紧,试验不漏水即可正常使用这是经济实用的最佳方法,任何事物只要是组装生产出来了,就有办法打开维修淋浴头接的那个管是可以旋转拧下来的,金属软管内部有胶管,还有一个钢圈紧固在出水口接口部位,内部胶管是很容易更换的
一根长方体的石柱长2米它的横截面是边长5分米的正方形这个石柱的表面积是多少
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