proximate composition 近似组份 ; 近似组成
There was no apparent difference in liver proximate protein content and whole body proximate composition among vitamin C treatments (P > 0.05).
饲料中不同水平的维生素C对黑鲷仔鱼全鱼的常规营养成分含量无显著影响（P＞0.05）。
Elemental composition analysis, proximate fuel analysis and fuel composition analysis of sawdust briquette fuel were done in the experiment.
试验分别对木屑致密成型燃料进行了元素分析、工业分析和燃料组成分析。
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