PFF：无蛋白质脂肪

“Protein Fat Free”常缩写为PFF，便于书写和使用，多见于食品营养等综合领域。其含义为“不含蛋白质的脂肪”，常用于标识某些特殊膳食成分或产品特征。

The main nutrients of seed are soluble protein, soluble sugar, starch, crude fat and free amino acids, those provide nutrition assurance for germination.
种子的主要营养成分为可溶性蛋白、可溶性糖、淀粉、粗脂肪、游离氨基酸，为萌发提供了营养保证。
And the effects of different types intercropping and relay cropping system on qualities, such as the yield and content of protein, crude fiber, crude fat, crude ash and nitrogen free extract of organs and grain, were quite different.
不同间套作类型对秸秆和籽粒粗蛋白、粗纤维、粗脂肪、粗灰分及无氮浸出物等营养物质含量和产量的影响。
For all cultivars, a decreasing trend occurred in germination rate, moisture content, crude protein, crude fat and starch content during germination. However, the contents of free amino acids and reducing sugar increased.
三品种的发芽率、含水量、粗蛋白、粗脂肪和淀粉含量均随发茅时间的延长而下降，游离氨基酸和还原糖含量则增加。
For cottonseed meal the crude protein was 32.08 % ~ 43.91 %, crude fiber 11.12 % ~ 17.36 %. crude fat 0.36 % ~ 1.20 %, free gossypol 310 ~ 1 300 mg / kg.
棉籽饼粕粗蛋白32.08%～43.91%，粗纤维11.12%～17.36%，粗脂肪0.36%～1.20%，游离棉酚310～1300mg/kg。

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