结果:未受力时,大鼠的牙槽骨内即存在一定数量的前列腺素E2.Results is prostaglandin E 2 in the alveolar of rats under no influences.用全息干涉测量技术,比较5种固位体使基牙颊舌侧牙槽骨产生位移的情况.Results : The RPI clasp was found to cause the smallest bone displacement.结论: 不同区域的...
...traditional hay making methods.传统的干草晒制方法...bales of hay.成捆的干草There is a saying that every time the sheep bleats, it loses a mouthful of hay.有句古谚曾说,绵羊每叫一声, 它就会掉落一口干草.When hay fever first occurs it is often mistaken for...
The reactivity of wheat straw soda lignin ( WSSL ) can be improved by demethylation modification.麦草 碱木素在碱催化下经脱甲基改性可提高其反应活性.The wheat sprouts grew perceptibly after the rain.下了一场雨,麦苗立刻见长.Heat - denatured wheat endosperm p...