Lorong-panjang maju ( longwall advancing )

236 View

Lorong-panjang maju ( longwall advancing ) merupakan Metode penambangan lorong-panjang yang kemajuan permuka kerjanya dimulai dari lubang bukaan utama atau lubang pengangkutan utama menuju ke batas cadangan; sin. Dinding-panjang maju

Cari Istilah Geologi Tambang


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Your email address will not be published.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.