The vapour phase ortho-selective alkylation of phenol with methanol was investigated over spine1-type cobalt chromite catalyst with K as the supported catalyst.是什么意思_The vapour phase ortho-selective alkylation of phenol with methanol was investigated over spine1-type cobalt chromite catalyst with K as the supported catalyst.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句