ammoniacal

To make a sapphire crystal, the basic material used is a salt cleansed from any foreign body (ammoniacal alum).

蓝宝石水晶玻璃的主要原料是一种经过洗涤后除去了所有异物的盐(氨明矾)。

A study for leaching of a low grade and difficult to separate copper ore was performed by using ammoniacal pressure leaching method.

用加压氨浸的方法，对某低品位难选离析铜矿进行了浸出研究。

Skim serum is an industrial effluent from rubber factories. It is of higher BOD and contains about 1% protein and 0.05-0.3% ammoniacal nitrogen, etc.

胶清废水系天然橡胶初加工时的一种工业废水，具有较高的生化需氧量(BOD)，其中约含有1%蛋白质，0.05 ~ 0.3%氨态氮等。

Test results showed that use of ammoniacal solution pretreatment can effectively remove copper, and thus alleviating negative effect of copper on leaching of gold.

结果表明：采用含氨溶液预处理除铜，有效地排除了铜对氰化浸金的影响。

Synthetic samples were prepared and studied to simulate the phase changes of iron—cobalt compounds in the reduction roasting—ammoniacal leaching processing of oxidized ore.

本文用合成样品对氧化矿还原焙烧过程中铁钻化合物物相变化进行了考察。