Last November the commission gave its stamp of approval to the deal.去年11月，委员会核准了这宗交易。It's FREEPOST, so there's no need for a stamp.这是免费邮寄，不用贴邮票。The stamp was a dull blue colour.邮票是晦暗的深蓝色。...
Objective : To observe the clinical effects of Pingxin decoction for viral myocarditis.目的: 观察平心汤治疗病毒性心肌炎的临床疗效.Two types of viral symmetry have been recognized, the cubical symmetry and helical symmetry.已经证实病毒有两种对称型, 即立体对...