The duck farm in Liangtan River basin is not a source of pollution, but a huge base of raw feed materials.
梁滩河流域的鸭子养殖场不是污染源，而是巨大的饲料原材料基地。
These ingredients can partly replace some raw feed materials with higher price and also have a definite economic significance.
它可部分代替某些价格较高的饲料原料，具有一定的经济意义。
The raw feed after roasting was leached by water, and then by ammonium bicarbonate and introduced carbon dioxide under high pressure.
焙烧后的物料先用水浸，再用碳酸氢铵并通入二氧化碳加压浸出。
One of the most important processes during the processing of feed is smashing of the raw feed materials, which largely affects the quality of feed.
饲料原料的粉碎是饲料加工过程中的最主要的工序之一，它在很大程度上影响着饲料的品质。
Selective separation and its reaction mechanism of titanium component in modified slag were researched by using selective enriching modified slag as raw feed.
选用经选择性富集的改性渣为原料，研究了改性渣中钛组分的选择性分离及其反应机理。
Selective separation and its reaction mechanism of titanium component in modified slag were researched by using selective enriching modified slag as raw feed.
选用经选择性富集的改性渣为原料，研究了改性渣中钛组分的选择性分离及其反应机理。
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