复合管是我不久前才知道的东西。那时，我正在装修一套房子，我想把水管的位置移动一下。水管工来看了一番后告诉我，现在有一种复合管，同原来的镀锌管等传统管相比，要好得多，不会生锈，不会结垢，不会腐蚀，何不趁现在这个装修的机会，把管子换成复合管呢？我一听很高兴， Composite pipe is something I did not know long ago. At that time, I was renovating a house and I wanted to move the water pipe a bit. After looking at the plumber, I told you that there is now a composite pipe that is much better than the traditional pipes such as the galvanized pipe. It does not rust, does not scale, and does not corrode. Why not take advantage of the present This decoration opportunities, the pipe replaced by composite pipe it? I am very happy to hear