这种疾病显然与饲喂新粉碎的玉米和苜蓿有一定的联系，这降低了这些饲料的利用率。

The apparent association of the disease with the feeding of freshly chopped corn and freshly chopped alfalfa reduces the utility of those feeds.

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在预混饲料添加剂生产工艺过程中， 硫酸盐类原料的粉碎工序至关重要。

One of the important working procedures in premixed feed additives production is the grinding of sulphate raw materials.

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目前，国内外大多数饲料加工厂采用的是锤式粉碎机。

At present, in the internal or external many forage processing works use the hammer mill.

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