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)cascading menu层叠式菜单casing flusher毛肠灌水器,洗肠器casimetal base[医] 铸金基托cas-ing line套管钢丝绳casing cracking套管破漏cascading mould一致性casing spreader外胎扩展器casing top half上汽缸cascara sagrada鼠李皮Casuarina sp.木麻黄