...激引起兴奋的条件条件： 1 刺激强度 反变关系 2 刺激持续时间 3 刺激强度-时间变化率} 强度-时间曲线（strength-duration curve)强 度时间 阈刺激, 阈强度（threshold intensity)阈值：刺激持续时间和强度-时间变化率 固定时，引起组织兴奋所需的最 小刺激强度...
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当前肝纤维化磁共振扩散加权、磁共振灌注成像的实验研究 -医药卫生-论文中国 扫描。选用全部PWI灌注图像,分别选择腹主动脉、门静脉和肝实质作为感兴趣区ROI,自动绘制信号强度-时间曲线(time-signal intensity curve,TIC)。观察并记录①峰值时间;②信号上升最大斜率;③信号下降最大斜率。比较不同肝纤维化分期时PWI参数的变
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强度时间曲线 strength duration curve ; intensity-duration curve ; intensity-time curve
强度-时间曲线检查 intensity-time curve examination
信号强度时间曲线 signal intensity time curve ; SI-T CURVE
信号强度-时间曲线 signal intensity time curve ; time-signal intensity curves
下图强度时间曲线 strength-duration curve
时间强度曲线 time intensity curve ; Curve time-intensity
时间-强度曲线 Time-Intensity Curve ; curve
时间～强度曲线 time-intensity curve ; TIC
的时间强度曲线 time-intensity curve ; TIC
目的：分析强度-时间曲线测定对周围性面神经麻痹的诊断价值、预后估价及其物理治疗效果与疗效。
Objective:In order to study diagnostic value of I/t curve for peripheral facial paralysis , assessment prognosis and observe therapeutic effectiveness.
测定111例患者胫前肌、腓骨长肌、拇长伸肌的强度时间曲线共244条。
244 I/T curves of 111 cases including musculus tibialis anterior, musculus fibularis longus, musculus extensor hallucis longus were measured.
分析实质增强灶数量、形态、早期增强率和时间信号强度曲线形态并与良恶性病变比较。
Morphology, early phase enhancement rate, and signal intensity time course of the contrast enhancing areas in volunteers were investigated and compared with that of benign and malignant lesions.
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