Ammonia and sulfuric acid (SO3) in and the reaction liquid after vacuum evaporation, concentration, crystallization, and then to liquid-solid separation processes obtained dry product.

氨水与硫酸(SO3)进行中和反应，反应液经过真空蒸发、浓缩、结晶，再进行液固分离、干燥等工序制得产品。

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Membrane extraction process is a new separation technology which combines liquid-liquid extraction with membrane process.

膜萃取是膜过程与液液萃取过程相结合的一种新型分离技术。

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The inlet structure and the level of machining accuracy is one of the key factors which decide the separation and using performance of the liquid-liquid separation hydrocyclone.

入口结构形式及加工精度的优劣是决定液—液分离水力旋流器分离性能及使用性能的关键因素之一。

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