English translation for "煤筒盖"

coal chute cover

Similar Words：

"煤田钻井" English translation, "煤铁贸易评论" English translation, "煤烃" English translation, "煤烃化作用" English translation, "煤桶" English translation, "煤头生产" English translation, "煤突出" English translation, "煤团" English translation, "煤脱硫" English translation, "煤脱硫脱氮" English translation