Cupola จุดเตาคิวโปล่า มทร.ศรีวิชัย สงขลา [HD] 

ถ้ามีคำอธิบายนี่เยี่ยมเลย

How many kilograms is the capability of the furnace

Hy

Kha ki foundry hai please address send karo

I like how the guys on the tapping hole are all suited up, but the folk clearing the slag hole are in T shirts and flipflops.. obviously different pay grades! ..but possibly you need to pay more to the bloke on the bot stick? Total bunch of cowboys IMHO...

จารย์รพ ใส่ถ่านโค้กผิดหล่าวม่ายงั้น

jop no problem but workers not experience

Hmm

This is one of the worst services in the world🤔

Absolutely no health and safety