CASIn.加拿大宇宙航行研究会CASabbr.高级研究证书（=Certificate of Advanced Studyabbr.标定空速（=Calibrated Air Speed)Casilli's testCasper rs rule卡斯珀法则casing testing套管检测Casuariiformes鹤鸵目casing support套管支架casing blowing吹肠衣casing scraper清管器casing loading套管载荷casing threads套管螺纹casus supremus[拉]死亡事故