rapidityn.迅速；急速rapidadj.短时间发生的；急速的；迅速的；快的；险峻的n.急流；湍滩rapid autocentering chuck快速自动定心卡盘rapid fire shooting drill多球射门炼习rapid product development快速产品开发Rapid Cycling Synchrotron快循环同步加速器Rapid Deployment Exercise快速部署演习Rapid Heating and Cooling扇形短截线Rapid Deployment Planning快速部署计划编制rapid carburizing process快速渗碳工艺rapid and irregular pulse麻促脉Rapid micro-propagation微体快速繁殖