For protein crystallization, the main impact of precipitant is on the solvent.对于蛋白质的结晶，沉淀剂主要在溶剂上产生作用。Liquids may not be too viscous or be susceptible to crystallization.液体不能太粘稠，也不能易结晶。The wires usually have a tendency to...
Conclusion: Silica gel column chromatography and crystallization are simple and rapid Methods: To isolate gardenoside.结论: 柱层析和重结晶方法是简单、速分离栀子苷的有效办法.This paper advances the preparation method of erucamide by direct ammonol...
她把厨房门重重地关上，我甚至听到了碟子的震颤声。She slams the kitchen door so hard I hear dishes rattle.桌上放着堆满了糖果的碟子。On the table were dishes piled high with sweets.他把它放在精美的白色碟子里端上了桌。He served it up on delicate white plates....
Buyer refuse gawk delivery sealed sample survey report following.买主拒收货物,随后寄上密封样本与检验报告.The youth continued to gawk at her and did not answer...那个年轻人依然傻乎乎地望着她，没有答话。Don't gawk at that pretty girl.别呆头呆脑地瞪着那个漂亮小妞.Tens of...
Only occasionally did the telltale redness around his eyes betray the fatigue he was suffering.只有从他发红的眼圈上偶尔能看出他非常疲惫。They offered me money if I would betray my associates.他们提出来只要我供出同伙就给我钱。I would as lief kill myself as be...