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- velocity time diagram 速度时间图
- By adapting Davenport spectrum for horizontally fluctuating wind, wind velocity time history at the opening was simulated by using trigonometric series. 采用Davenport水平脉动风速谱;利用三角级数对开孔处的来流风速时程进行模拟.
- The coronary peak velocity(CPV)and the velocity time integral(VTI)in left anterior descending arterial flow were measured during dipyridamole induced hyperemia under control conditions and each grade of acute AR. 记录各返流程度的舒张期血流速度峰值 ( CPV)、加速时间 ( AT)、减速时间 ( DT)和全心动周期的速度时间积分 ( VTI)及动脉舒张压 ( DBP)。 然后在各种状态下经股静脉匀速推注潘生丁 ( 2 .;0 mg/kg);2分钟推完;记录各组每分钟冠脉血流的 CPV和 VTI;
- The peak A velocity(VA), velocity time integral of A-wave(A-VTI), atrial ejection force(AEF) and peak atrial tissue velocity(Va) decreased in day 1 after cardioversion, but gradually recovered with time. 房颤患者除颤后 2 4小时VA、A -VTI、AEF和Va明显低于正常 ,随时间推移逐渐增高 ,至除颤后 7天时基本恢复至正常水平。
- Start-up time can be saved by controlling the optimum velocity time of feeding, optimum temperature-rise time of low-pressure converting furnace and adding self-heating balance design. 通过寻找化工投料的最佳速度、时间及低变炉最佳升温时间,并加设合成塔催化剂的自热均衡设计等措施,可以节约开车时间,减少经济损失。
- With analysis PC104 Bus timing diagram, design state machine. Then finish interface design to PC104 Buswith CPLD in Maxplus-II. And realize normal data transportation and address decode on PC104 Bus. 随着工控机的广泛使用,在嵌入式系统中,PC104总线在很多领域得到应用。新型电脑横机的控制系统中就采用了PC104嵌入式计算机来控制底层设备电路板。
- 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。
- Gazelles can move with astonishing velocity. 羚羊跑起来速度惊人。
- The rate of change of velocity with respect to time. 加速度速度相对于时间变化的速率
- A transistorize radio takes no time to warm up. 晶体管收音机不需要预热时间。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- At that time he had two helpers. 当时他有两个助手。
- The car was moving at such a velocity! 那辆汽车的速度简直太快了！
- Gazelles can movewith astonishing velocity. 羚羊跑起来有时速度惊人。
- I'm sorry to obtrude on you at such a time. 我很抱歉在这个时候打扰你。
