Owing to tight scheduling and all the customers can not tolerate shortage of ethylene supply for a long period of time, all the revamping plans were failed.
Owing to tight scheduling and all the customers can not tolerate shortage of ethylene supply for a long period of time, all the revamping plans were failed.
近年来国内经济繁荣，石化産品技术日新，石化中下游厂家産能亦逐年扩增，本公司産品産能虽亦有增加，但增産幅度低于中下游厂家所需。