脉动系数 [电子] ripple factor ; ripple ratio ; pulse coefficient
脉动数据 microseismic data
脉动百分数 [电子] ripple percentage ; percentage ripple
动脉硬化指数 AASI ; arterial stiffness index ; Ambulatory Arterial Stiffness Index ; atherosclerosis index
主动脉排空系数 BLK
脉动指数 Pulsatility Index ; PI ; pulse index ; Pulsatile Index
肺动脉指数 Nakata index ; TNPAI ; pulmonary artery index ; Mc Goon
动脉数字减影血管造影 IADSA ; intra arterial DSA
动态动脉硬化指数 AASI ; Ambulatory Arterial Stiffness Index
研究了流化数、射流初始速度、颗粒平均粒径及静态床层高度对射流脉动特性的影响。
The effects of fluidization number, injection velocity, particle mean diameter and static bed height on jet fluctuation are discussed.
通过理论分析与模型试验，从时均压力、脉动压力、空化数等方面得出缓坡与陡坡过渡衔接部位采用抛物线型式较圆弧型式好的结论。
The parabolic shape is better than the arc shape through comparing time averaged pressures, fluctuating pressures and cavitations by theoretical analysis and hydraulic model experiments.
研究表明，低马赫数情况下叶轮离散噪声主要是由脉动力造成，为降低低马赫数下的叶轮离散噪声提供了参考。
Results show that under small Mach number the main source of discrete noise is the fluctuating force, which gives a guide for cutting discrete noise down.
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