bed coke是什么意思

用法例句

By analysing the causes of the damaged bottom of coke chamber,sum up the various repair methods and put it into practice.

通过分析炭化室炉底破损的原因,总结各种修补方法后并加以实践,得出利用火焰焊补修补炭化室炉底破损是经济有效的结论。