The ability of clay minerals to catalyse decarboxylation has long been recognised.粘土矿物能催化脱羧基作用是早已认识到的问题.The results demonstrate that this catalyse has an excellent activity and selectivity this reaction.结果表明该催化剂对此合成反应具有很...
The grafted membranes had good hydrophilicity compared with the hydrophobicity of base film.从各个角度对膜的亲水性能作了定量研究,提出了水合数与表面自由能的计算方法.Especially , polyethylene glycol ( PEG ) on the main chain of the polyurethane can offer go...
The curtains had been drawn asunder.窗帘被拉向两边.They broke asunder, sidling out of their benches, leaping them.他们忽然散开来, 有的侧身从凳子前挤出去, 有的从上面一跃而过.He went up to the curtains, and, drew them asunder.他走到那些帘子面前, 就把帘拉开.The debate is...
斯坦把装了钱的纸袋卷了起来。Stein rolled up the paper bag with the money inside.这种稍加变化的可口煎蛋卷做起来又快又容易。This delicious variation on an omelette is quick and easy to prepare.我的衬裙已经蹿到臀部，厚厚地卷成一圈。My underskirt had ridden up into a thick band...
“啊，我有时会感到绝望，”他假装悲伤地说。"Oh, I despair sometimes," he says in mock sorrow.戴维斯悲伤地问道：“我们难道就不能做点什么吗？”"Why don't we do something?" Davis asked plaintively.他们悲伤地环视眼前的情景.They sadly surveyed the scene before them....
Norman's efforts to impregnate her failed.诺曼想使她怀孕的努力失败了。The purpose of the marinade is to impregnate foods with the flavour of the ingredients.使用腌泡汁的目的是使配料的味道浸透到食物中去.These organics impregnate large volumes of sandst...