This method does not need to be either safe or idempotent.该方法不需要安全或者等幂.In this paper , we study nonnegative generalized idempotent matrices in detail.本文给出了一般非负广义幂等矩阵的充要条件.This matrix is idempotent.这个矩阵是等幂的....
ecclesiastical demesnes in Western Europe西欧教会领地His first instincts led him to choose an ecclesiastical career.他很早就热衷于传教士的职业.My ambition was to travel upwards in the ecclesiastical hierarchy.我的雄心是在教会中一步一步往上走。Anglican Chur...
Highly recommended by leading dermatologists and allergists for their patients with chemical sensitivities and fragrance intolerance.此款产品被皮肤病和过敏症专科医师特别推荐给对化学品和香味敏感的人.That is why traditional allergists believe that all th...