The worldwide production capacity of ethylene dichloride(EDC) was 47 468 kt/a in 2005,while the global market demand was 39 037 kt.是什么意思_The worldwide production capacity of ethylene dichloride(EDC) was 47 468 kt/a in 2005,while the global market demand was 39 037 kt.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句