The reaction kinetics leading ilmenite directly by acid was investigated.研究了盐酸直接浸取钛铁矿的浸取动力学.Mining ilmenite makes serious surface water pollution, and degenerates ecological environment.钛矿开采严重污染地表水, 并使矿区生态环境普遍退化.Associat...
He raised his right fist and declaimed: "Liar and cheat!"他举起右拳高喊：“骗子，骗子！”Obviously it was Anne's considered opinion that Mavis was a bold-faced liar.安妮认为梅维斯是个厚颜无耻的骗子，这显然是经过一番深思熟虑后才得出的看法。You dirty liar.你这个可恶的骗子。...