230ore 080
ISO标准文件好贵哦?
5 080 psi (35 000 kPa) - Qualification specification - First Edition179ISO 23671-20152015-09-01EnglishPassenger car tyres - Method for measuring relative wet grip performance - Loaded new tyres - Second Edition
哪些顺口溜或小故事可以帮助记忆英语单词和短语?
19. 望夫石夫去南洋explore(探险),要去寻找ore(矿石),路途凶险ignore(不顾),妻子对他adore(爱慕),日夜勤做chore(家务),汗水弄粗pore(...