Acid - leaching reactor is the key instrument for preparing poly aluminium chloride ( PAC ) from kaoline.酸浸反应器是高岭土制备聚合 氯化铝 (PAC ) 的重要设备.The original burnt whiteness of Beihai kaoline is 76 % ~81 %, the whiteness subject ...
这些照片为这起事件提供了不容辩驳的证据。The pictures provide irrefutable evidence of the incident.军官发出了不容许辩驳的命令.The officer issued peremptory commands." 等你嫁了人, 你也可以吃, " 嬷嬷辩驳说." W'en you is mahied, you kin eat, too, " retorted Mammy....
They were savages, but savages of a high order.他们是野蛮人, 不过属于高级的野蛮人.He is content with such conversation as can be had among savages.他津津乐道那种不正当的交往,就像在野蛮人中那样....their conviction that the area was a frozen desert peopled wit...