Microwave absorbing properties of the composites containing the planar equiangular spiral antenna arrays were investigated. 研究了含平面等角螺旋天线阵列吸波复合材料的微波吸收特性.
共线性的影响是使回归系数不可靠.The effect of colinearity is to make the regression coefficients unreliable.目的探讨PLS回归理论在消除多元共线性中的作用.Objective To research the NIPALS regression in the function of eliminating collinearities.结果表明,这种方法改善了最小...
他点了一杯苹果酒。He ordered a cider.他尝了好几种果酒,宣布这一种最好.He tried many wines and declared this to be the best.他们在走回家吃饭之前喝了本地的苹果酒.They imbibed the local cider before walking home to dinner....