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- Methods:16s and 28s protocol for cerebral CTA and CTV was proposed according to the time density curves of internal carotid artery (ICA) and Galen vein of 47 volunteers. 方法:参照47例患者脑颈内动脉、大脑大静脉时间密度曲线,选择16s和28s为脑动、静脉成像扫描延迟时间。
- Analysis of Browsing Behaviour in Web Log Based on Time Density 基于时间密度的Web日志用户浏览行为分析
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- I think the work can be completed ahead of time. 我认为这项工作能提前完成。
- He will come on time even though it rains. 即使下雨，他还是会准时来的。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- I need some time to orient my thinking. 我需要一些时间来使我的思想适应。
- Is there such a term as absolute retention time? 绝对保留时间定性?
- A transistorize radio takes no time to warm up. 晶体管收音机不需要预热时间。
- At that time he had two helpers. 当时他有两个助手。
- Retention time of ACV was about 7.Smin. 分另为ACV组的5.;7倍，1
- I'm sorry to obtrude on you at such a time. 我很抱歉在这个时候打扰你。
- I referred to my watch for the exact time. 我看了一下手表好知道准确的时间。
- God mete out justice in his own good time. 羞恶自有报，只争迟与早。
- High density retention pond 高密度澄清池
- I spend most of my time scouting around for book. 我把大部分时间都用来找书了。
- It may take a long time to find a solution to the problem. 也许要花很长时间才能找到解决这个问题的办法。
- The teacher let him off the hook with a warning this time. 这一次老师放过他，只给了一个警告。
- I'll overlook your lateness this time. 我可以不计较你这一次的迟到。
