Honey is a naturally acidic substance.蜂蜜是天然的酸性物质。Acidic electropolishing solution for aluminium ( alloy ) is presented. Components and parameters are analyzed.提出了铝及其合金的酸性电解抛光液,分析了各组分的作用及工艺参数.Gastric juice is a kind of ac...
The high laevorotation of L - cystine depends on a specially helical structure of its molecular.指出了L - 胱氨酸高度的左旋性是由其分子的特殊螺旋结构决定的.L - Cysteine is a, neutral, genetically coded amino acid, derived from cystine and found in ...
My girlfriend Lynn and I eloped.我和女友琳恩私奔了。Lynn found the whole situation hilarious.林恩觉得这一切都非常滑稽。When everyone else goes home around 5 p.m. Lynn is still hard at work.当其他所有人都在晚上5点左右回家时，林恩仍在努力工作。...