目的:研究芒果苷单钠盐的制备工艺.OBJECTIVE To study a preparation method of mangiferin monosodium salt.结果:首次合成芒果苷单钠盐,芒果苷单钠质量收率为92.8%.RESULTS Mengoferin monosodium salt was first prepared crystallized out with 92.8 % yield.方法:将芒果苷置于水和丙酮的...
这款游戏有各种挑战、刺激和奖赏。This game had its challenges, excitements and rewards.你干了一件勇敢的事,你将会受到奖赏的.You have done a brave act and you will hear about it.不列颠帝国勋章是对她的努力的公正奖赏.Her efforts were justly rewarded with a British Empire Meda...
Belief in the utility of higher education is shared by students nationwide.全国的学生都相信高等教育是有用的。A fur coat has more utility in winter than in autumn.毛皮外衣在冬天比在秋天更有用.This ware is suitable for decorative purpose but unsuitable ...
This is the Cadillac of watches.这款手表堪称极品。The Mark is Ford's biggest moneymaker , just as Cadillac is for General Motors.马克型车是福特公司最大的摇钱树, 正如卡迪拉对通用汽车公司一样.You want to tell us about the scratch on the Cadillac?你想告诉我们凯迪拉...
Dieter Bock, 71, was dining at the 5 - star Atlantic Hotel in Hamburg.现年 71岁的迪特尔·博克当时正在汉堡五星级“大西洋酒店”进餐.Gerda: at the candy cone that Dieter made in kindergarten this week.耶尔达: 你看迪特这个星期在幼稚园做的糖果筒.Police identified the hosta...
The stamp of the horse's hoofs on the wooden floor was loud.马蹄踏在木头地板上的声音很响.My son hoofs a mile to school each day.我的儿子每天步行一英里去上学.The noise of hoofs called him back to the other window.马蹄声把他又唤回那扇窗子口....the idea of an...