研究了盐酸直接浸取钛铁矿的浸取动力学.The reaction kinetics leading ilmenite directly by acid was investigated.含铁氧化物的矿物有磁铁矿、赤铁矿、褐铁矿、钛铁矿等.I. oxid, include magnetic iron orered iron ore , brown iron ore, etc.主要伴生矿物为磁铁矿、钛铁矿, 少量黄铁矿和微量黄铜矿.Assoc...
The chickens have all fled from their coop.鸡炸了窝了.He was never happy living at home with his parents, so as soon as possible he flew the coop and got his own place.他跟父母住在一起时从来没开心过,所以他尽早离开家,有了自己的小窝。Litter in the hen coop b...
Much of the track had become overgrown with hawthorn.小路上很多地方都长满了山楂树。He hid the bicycle in the hawthorn hedge.他把自行车藏在山楂树篱中。Leaf-shoots were beginning to sprout on the hawthorn.山楂树上开始长出叶芽。...