transit time

Objective: To review the experience of using the transit time flow measurement ( TTFM) in coronary artery bypass grafting ( CABG). Methods: From Sept.

目的总结瞬时测血流量（TTFM）技术在冠状动脉旁路移植术（CABG）中的应用经验，探讨异常血管桥瞬时血流量技术参数特点、发生原因及处理方法。

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Experimental results indicate that this method can eliminate the Doppler ambiguity spectrum produced by turbulence, transit time effect, velocity gradient in sample volume and correlation of the scatterers in dual sample volume and measure turbulence flow unambiguously.

实验结果表明，该方法可消除湍流、渡越时间效应、采样单元内流速梯度和双采样单元内散射粒子互相关性等因素造成的湍谱模糊，实现无模糊湍流测量。

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A model of the base transit time of SiGe HBT

SiGe HBT基区渡越时间模型

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All rats underwent colonic manometry and gastrointestinal transit time test.

所有大鼠均行结肠远端压力测定和胃肠道通过时间检查。

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In this paper, the principle of transit time correlation method and the constitution of mea-surement system are presented.

介绍了渡越时间相关测量方法的基本原理与测试系统组成。

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The mean transit time in forced expiratory spirogram& a study in 300 subjects

用力呼气肺量图平均通过时间&300例测定结果分析

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Objective: Assessment of graft patency following coronary artery bypass graft ( CABG) by transit time flow meter technique.

目的：应用即时血流测量技术术中评估冠状动脉桥的通畅性。

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How to use well logging interval transit time curve to compute formation pressure

如何用测井声波时差曲线计算地层压力

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The results show that the ambient solar wind speed and the ICME transit time errors show little correlation, even after taking into account the angle of magnetic cloud flux tube to the ecliptic plane the correlation is still not obvious.

结果表明，背景太阳风速度和ICME渡越时间并没有明显的相关性，在考虑了磁云通量管轴相对黄道面夹角的影响后相关性仍然不明显。

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Intraoperative grafts flow were measured by transit time flow meter technique.

应用瞬时血流测定仪测定血管内流量。

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The pulmonary transit time, time of persistence of contrast and percentage of contrast area of left ventricle, all showed no statistically significant difference among these three agents.

三种造影剂在肺转运时间、左心显影持续时间、左室显影面积百分比三方面均无显著性差异（P>00.5）。

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Postoperative colonic transit time in children with Hirschsprung's disease

先天性巨结肠术后结肠传输时间测定的意义

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Transit Time Flow Meter Technique in Coronary Artery Bypass

即时血流测量技术在冠状动脉旁路移植术中的应用

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It showed the same result between 2D combined with CDFI and transit time flow measurement ( TTFM). The result accorded with that of angiography immediately after operation at rate of 100%.

2D结合CDFI对吻合口的评价结果与术中瞬时测血流量技术（TTFM）的结果相一致，与术后立即进行的造影结果对比，符合率为100%。

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Using coincidence method, transit time spread ( TTS) is measured with Cherenkov light produced by cascade γ radioactive source, 60Co on photocathode window of photomultiplier tube ( PMT).

采用符合方法，测量级联γ放射源60Co在光电倍增管（PMT）光阴极窗上激发产生的切伦科夫光，从而测定PMT渡越时间涨落。

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Postoperative colonic transit time in children with tethered cord syndrome

脊髓拴系综合征术后结肠传输时间测定及意义

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The research on the moon's transit qnd new moon or full moon high water time on the mid-north coast of Zhejiang province, China

月中天与浙江中、北部沿海朔望高潮时间的探讨

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The methods of geopressure prediction are appreciated in this paper, The results show that seismic internal transit time deviation-pore pressure gradient convertion take advantage of the known pressure data ( RFT).

研究了压力预测的方法，推导地震声波时差差值&压力梯度法的计算公式并指出它的优点是能够充分利用已知的钻井实测压力资料；

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The study on the new indices of the transit time in forced expiratory spirogram ( The measurements of normal values and its clinical significance)

用力呼气肺量图通过时间新指标的探讨（正常值测定和临床意义）

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Clinical Significance of Functional Constipation Categorization through Detection of Colonic Transit Time and Pelvic Floor Electromyography

结肠通过时间和盆底肌电图检查对功能性便秘分型的临床意义

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a transit time of about 42 minutes.

大约42分钟的运送时间

柯林斯高阶英汉双解学习词典

Sorbitol was used as a test sugar for the determination of small intesinal transit time ( SITT) by means of breath hydrogen test ( BHT).

本文选用山梨醇作为试验糖，通过呼气氢试验测定小肠传递时间。

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In the basis of GPS real-time monitoring, using transit time to measure the distributed delivery route will be advanced, and then plan the delivery route, educe the suitable planning method for the actual distribution transportation route of this tobacco company.

并在GPS实时监控的基础上提出以在途时间来衡量配送运输线路的工作量，据此来进行配送运输线路规划，得出适合烟草物流实际的配送运输线路规划方法。

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Breath hydrogen test after a bean meal demonstrates delayed oro-cecal transit time in children with chronic constipation.

儿童便秘患者豆类饮食后呼氢试验显示口盲传输时间的延长。

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Objective This study examined the colonic transit time and anorectal motor in children with constipation.

目的小儿便秘的病理生理基础目前尚不清楚，该文对结肠传输时间和直肠肛管测压在儿童便秘中应用的意义进行初步探讨。

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The base and emitter transit time increase and the cutoff frequency decreases at low temperature due to the trapping effect of shallow energy level impurities.

而由于浅能级杂质的陷阱效应，低温下基区和发射区渡越时间变长，截止频率下降。

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Principle and Analysis of Transistor Delayed Injection and Transit Time Device

晶体管延迟注入渡越时间器件的原理与分析

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Resonant cavity photodetectors have been shown to provide wavelength selectivity and to decouple the quantum efficiency from the transit time component of the bandwidth.

近来获得极大发展的谐振腔光电探测器具有引人注目的波长选择特性，并且实现了器件量子效率与带宽的渡越时间分量之间的解耦。

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Preprocessing methods for spectrum analysis of pulse transit time variability

脉搏传播时间变异性谱分析的预处理方法研究

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Assessment of coronary artery bypass patency by transit time flow meter technique

冠状动脉旁路移植术中旁路通畅性的评价

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