The waste plastics injection in BFs is a new echnique for environment protection.It has been successfully adopted in some steel works in Germany and Japan.是什么意思_The waste plastics injection in BFs is a new echnique for environment protection.It has been successfully adopted in some steel works in Germany and Japan.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句