采用浮选柱与浮选机联合工艺可以提高产品质量，并简化工艺流程。
The combined process of flotation column and flotation machine can improve the product quality and simplify the process.
具有清洁生产，消除三废，降低成本，简化工艺流程，提高收率的特点。
These technologies have following characteristics: cleaning production, waste elimination, reducing operation cost, simplifying producing process, increasing recovery rate of product.
熔融造粒法具有简化工艺流程、降低能耗和生产成本的特点，生产的硝基复合肥产品合格率高。
Nitro-compound fertilizer produced by melt prilling method, which had the characteristics of simple process, low energy consumption and low production cost, had high quality.
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