Analogically analyze and optimize cooling system to meet working conditions of the tractor under any adverse climatic circumstances .

对冷却系统进行模拟分析、优化，选配大流量水泵、内置式机油冷却器，满足拖拉机在任何恶劣气候环境下的工作要求。

The phrase indicates proper conducted relations among unequal statuses , principally those of patrilineal descent , patrilocal marriage , and patriarchy , analogically extended , to ruler and subject and to trusted associates , like siblings , and their networks .

礼尚往来这个词是在地位不平等的人之间进行的。主要是父系继嗣、父系婚姻和父权制中的不平等，以此类推到统治者、随从和亲信，比如兄弟姐妹以及他们的亲戚们。