coal ratio

• 煤比(冶炼一吨铁所需煤炭量)

coal ratio的用法和样例：

例句

1. The curve spalling and peaking method for calculating coal mixing ratio and determination method of initial value of single coal peak parameters are described.
   介绍了计算混煤比的曲线剥离分峰法及单煤峰参数初值的确定方法。