Germany and France pledged to maintain the differential between their two currencies.德国和法国承诺保持两国货币之间的差别汇率。There is a price differential between different types of oil.不同种类的油有价格差异.I'm specializing in differential and...
The overwhelming majority of nonlinear differential equations are not soluble analytically.绝大多数非线性微分方程是不能用解析方法求解的.The thermal denaturation of chicken ovalbumin were investigation by differential scanning calorimetry ( DS...