The value of the U.S. dollar in terms of the SDR is the reciprocal of the sum of the dollar values, based on market exchange rates, of specified quantities of the SDR basket currencies. See SDR ...

1月20日，河南联创PVC装置降负荷运行，开工率大概在4成，电石料SG-5出厂报价5170元/吨，SG-3出厂报价5230元/吨现汇。厂家PVC产能 ...