1.Mini-bored piles or small diameter bored piles;
2.Bored piles or large diameter bored piles;
3.Pre-bored steel H-piles; and
4.Driven H-piles.
使用方法及用途?
收錄日期: 2021-05-01 10:41:17
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20081115000051KK01933