Due to its low energy density and high oxygen content, biomass is often pretreated by slow pyrolysis to form semi-char which is then fed to the entrained flow gasification reactor.是什么意思_Due to its low energy density and high oxygen content, biomass is often pretreated by slow pyrolysis to form semi-char which is then fed to the entrained flow gasification reactor.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句