DETAILED NOTES ON OTHER:

Detailed Notes on other:

Also referred to as The essential Oxygen method and Essential Oxygen Converter, it is among the most economical still powerful and helpful teel-making approach and it is actually obvious in The share of adaptation from the industry.表示形式各種相態所需條件的鐵碳合金相圖,其中粒滴斑鐵為沃斯田鐵與滲碳體的共熔混�

read more