One thought on “dinding-penahan-tanah-2

  1. Yulianto

    Cara menghitung volume kubik dg ukuran lebar pondasi bawah 1m ,tinggi 2m,lebar atas 0,4m panjang 5m

    Reply

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.