2026-04-30

Ukuthuthukisa Isikhathi Sokuphikisa: Indima Yokugqoka Izikhiqizo Zokuphikisana Kwe-Abrasive Rock.

Ukuthuthukisa ubude besikhathi eside: Indima Yokugqoka Izikhiqizo Zokugqoka Kwe-Abrasive Rock Table of Contents 1. Isingeniso sokugqoka Ama-Reistant Picks 2. Ukubaluleka of Wear Resistance inmayini. Ukukhetha Umsebenzi 4. Izinto ezisetshenziswa Ekukhiqizeni Ukugqoka Izikhethi Zokuphikisana 5. Izicelo Zokugqoka Izikhiqizo Zokuphikiswa Ku-Abrasive I-Rock Mining.