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...