“substance metabolism test”的概念、定义、翻译、参考文献-科学参考

单词	substance metabolism test
释义	substance metabolism test Encyclopedia 农学物质代谢试验释 substance metabolism test物质代谢试验可测定水分、蛋白质、脂肪和各种矿物元素等饲料养分在动物体内的存留能力（存留率），进而测知动物体内营养物质的平衡情况，以评定饲料营养价值的试验。
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