Study the floatability of andalusite and mechanism of which with alkyl sulphonate as collecter was accomplished.研究了红柱石的可浮性及其与捕收剂烷基磺酸盐的作用机理.There are abundant mineral resources, andalusite, marble, granite, gold and other...
他们把黄河水引上高原,使300公亩棉田获得丰收.They have lifted water from the Yellow River onto the high land and reaped a good cotton harvest on a 300 - acre tract.公顷公制面积单位,等于100公亩 ( 2.471英亩 )A metric unit of area equal to 100 ares ( 2.471 a...
那座建筑是朝南的.The building has a southern aspect.总之, 麦克伦南的辩护是极端软弱无力的.In a word, McLennan's defense was miserably feeble.这就是那些勇敢的旅行者们走到的最南的地点.That was the extreme southern limit attained by the courageous traveller....