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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。
- For this reason, This text refract light from alkane hydrocarbon index and density relation set about, probe into its line sexual relations, and express with mathematics type, make the satisfactory result. 从烷烃折光指数与密度关系着手，探讨其线性关系，并以数学式表达，取得令人满意的结果。
- For this reason,This text refract light from alkane hydrocarbon index and density relation set about,probe into its line sexual relations,and express with mathematics type,make the satisfactory res... 从烷烃折光指数与密度关系着手,探讨其线性关系,并以数学式表达,取得令人满意的结果。
- 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。
- 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。
- 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。
- 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。
- He get seasick every time he crosse the channel. 他每次渡英吉利海峡时都晕船。
