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...
Sam's mother said her son had a good upbringing and schooling.萨姆的母亲说她儿子家教好，受过良好教育。Sam stood his ground and got a blow that stunned him.萨姆站在原地，被一下打昏了。Eventually Sam persuaded her to accept an offer of marriage.最终萨姆说服...
Relationship and control of axis sealing and internal pressure directly affects deformation process in tube hydroforming.圆管液压成形过程中的轴向密封力与内压力的关系及控制直接影响到圆管的成形状态.These lasers usually employ chemical combustion to energize d...
The cherry blossom came out early in Washington this year.今年华盛顿的樱花开得很早。Why do some people take longer than others to blossom?为什么有的人比他人大器晚成？The trees are in blossom .树上鲜花盛开。...