异时 meaning in English

heterochronism

Diagnosis and treatment of metachronous colorectal carcinoma report of 17 cases
异时性多发大肠癌的诊治附17例报告
Controls give developers access to the powerful features of the j2ee platform ( security , transactions , asynchrony ) in a simple , graphical environment with methods , events and properties
控件使程序员可以在简单、图形化开发环境中用方法、事件和属性访问j2ee开发平台的强大功能(安全、处理、异时) 。
But when there are several kinds of difference between the matching image model and the matched image , such as in lightness , zoom or in angle , the traditional matching algorithms would not be able to obtain satisfying matching results
但当匹配模板与待匹配图像之间存在亮度、缩放及角度旋转等差异时，利用传统的匹配算法所得到的匹配结果不尽如人意。