Objective To improve clinically recognition of the eardrum - mastoid process operation.目的提高临床对中耳乳突手术的认识.I am afraid that a bony destruction is taking place in mastoid.我担心在乳突部有骨质破坏.You have suffered from acute infection o...
However, they can avoid becoming victims of winter snowstorms.但是, 他们有能力避免成为冬季暴风雪的牺牲品.Snowstorms played hell with the flow of city traffic.暴风雪严重地影响了市内交通.That what happens in the big snowstorms, people get stranded for day...
其他影响选坝的因素有道路, 鱼道, 船闸和筏道等.Other factors that may affect dam selection are roadways, fishway, locks, and log passages.鱼道进出口的选择:这是鱼道设计成败的关键.Choice of fishway intake is the key of success or failure....
The pendulum has swung back and the American car companies have made dramatic advances in safety...三十年河东，三十年河西，美国汽车公司在安全方面已经取得了巨大进步。The sail of the little boat swung crazily from one side to the other...小船的帆猛烈地左右摇摆着。Broa...