The equation is simple: research breeds new products.情况很简单:研究产生新产品。...rare breeds of cattle...稀有品种的牛Outstanding dairy Breeds include the Holstein, Guernsey, Jersey, Ayrshire, and Brown Swiss.优良的乳牛品种包括好斯敦牛 、 根西牛 、 泽西牛 、 亚...
Results show that our BAB - BB algorithm is practicable and of high efficiency.结果表示,我们的BAB-BB演算法确实可行并有适度的求解效率.High quality nonlinear optical crystals of � � - BaB _ 2 O _ 4 were grownfrom Na _ 2 O flux by the top - seede...