Petroleum Coke GlossaryAAnode grade cokeA grade of pet coke from a delayed coker (e same) low in metals such as vanadium, nickel and iron that is suitable for making graphite anodes for the aluminum
坎特伯雷故事集(英文版)The Canterbury Tales by Geoffrey Chaucer (1340?-1400) The General Prologue Here begins the Book of the Tales of Canterbury When April with his showers sweet with fruit The drought of March