这种变化的生理意义可能是交感神经系统代偿丧失了的迷走泌酸机能。
This may be considered to be due to compensation of vagal: acid-secreting function by sympathetic nervous system.
根据红外光谱特征分析，推测该虫蜡泌物的化学成分可能主要是由长链烃、长链脂肪酸、脂肪醇和某些带芳香环的化合物组成。
Based on the infrared spectra, it was suggested that the scale insect's waxes be composed most by long-chain hydrocarbons, fatty alcohols, fatty acids and some compounds with aromatic rings.
作者着重阐述支链氨基酸对泌乳的特殊作用，泌乳母猪对支链氨基酸的需要量，以及支链氨基酸及其代谢产物对蛋白质合成和降解的影响。
This paper discusses the special functions of BCAA for lactating animals, the requirement of BCAA by lactating sows, and the effects of BCAA and their metabolites on protein synthesis and degradation.
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