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目前污水管常用的材質是什麼?

2005-09-20 18:55:33 · 6 個解答 · 發問者 機電專家 7 in 科學 工程學

6 個解答

到下面的網址看看吧

▶▶http://*****

2014-09-04 09:23:46 · answer #1 · answered by VOEGZWGQNMXC 1 · 0 0

到下面的網址看看吧

▶▶http://*****

2014-07-28 10:44:37 · answer #2 · answered by Anonymous · 0 0

到下面的網址看看吧

▶▶http://*****

2014-07-11 06:26:00 · answer #3 · answered by CNFRJACZPAFR 1 · 0 0

到下面的網址看看吧

▶▶http://*****

2014-07-05 01:08:37 · answer #4 · answered by ? 1 · 0 0

到下面的網址看看吧

▶▶http://candy5660601.pixnet.net/blog

2014-06-26 05:40:56 · answer #5 · answered by Anonymous · 0 0

傑弟弟你很專業...謝謝你的資訊 ps你做哪一行的阿

2005-11-04 09:09:10 · answer #6 · answered by Anonymous · 0 0

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