Modern methods for tracking polar bear populations have been employed only since the mid-1980s, and are expensive to perform consistently over a large area.
跟踪北极能种群的现代方法仅在20世纪80年代中期才被采用，而且，要在大范围内连续采用这种方法，其代价非常高昂。
Modern relational databases have incredible amounts of capacity and perform incredibly well on multiple CPU systems.
现代的关系数据库具有惊人的容量，在多cpu系统上执行效果非常好。
Today's modern computer systems are advancing in complexity and at times perform concurrent tasks.
今天的现代计算机系统在复杂性和有时执行并发任务方面不断进步。
The good news is that all other modern browsers (including IE8) perform far better in this test and do not exhibit the quadratic complexity that is the real killer here.
好消息是所有其他的现代浏览器(包括IE8)在这个测试中表现良好，不会呈现平方关系的复杂性递增，这是真正的杀手级改善。
Modern shells perform this task by means of a graphical user interface (GUI) in which objects to be manipulated, such as files and programs, are represented pictorially on the monitor screen as icons.
现代的外壳程序是通过图形用户界面（GUI）来完成这一工作的，在图形界面中要操作的诸如文件和程序等对象是在计算机屏幕上以图形化的图标方式表示的。
Methods: Perform modern extracapsular cataract extirpation and posterior chamber intraocular lens implantation on 200 eyes in 195 cataract case.
方法：195例200只眼白内障患者实施现代白内障囊外摘除联合后房型人工晶体植入术。
The use of modern computers has expedited large-scale statistical computation, and has also made possible new methods that are impractical to perform manually.
利用现代计算机加快大规模的统计计算，也取得了新的可能方法，是不切实际的手动执行。
The use of modern computers has expedited large-scale statistical computation, and has also made possible new methods that are impractical to perform manually.
利用现代计算机加快大规模的统计计算，也取得了新的可能方法，是不切实际的手动执行。
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