1·Professor Northrop has said that there are two major types of concepts, that achieved by intuition and that by postulation.
诺思罗普教授说过，概念的主要类型有两种，一种是用直觉得到的、一种是用假设得到的。
2·Northrop has won backing from three air commanders who respectively ran operations in the first Gulf war in 1991, Bosnia in 1995 and Kosovo in 1999.
诺思罗普已经得到三个空军司令的支持。这三个空军司令分别指挥了1991年第一次海湾战争，1995年的波斯尼亚战争和1999年的科索沃战争。