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- Experiments were performed on 15 anaesthetized dogs, mean arterial pressure, left intraventricular pressure, dp/dt max, -dp/dt max and the area of cardiac force loop ( CFL ) were reduced markedly by intravenous infusion of sodium nitroprusside ( NP) . 实验在麻醉狗中进行。 静脉内匀速注射硝普钠时,平均动脉压和左心室收缩压明显降低,左心室dp/dt_(max)、-dp/dt_(max)和心力环面积均明显减小。
- Methods The color Doppler data including intraventricular pressure gradients(IVPG) and color singular value(CSV) were collected with the two-dimensional color Doppler image analyzing system. 方法使用自制左室流入彩色多普勒图像分析系统,自动计算舒张早期沿左室流入彩色多普勒血流的色阶差数据,计算左室流入血流的平均压力阶差(IVPG)与彩色血流色阶奇异值(color singularvalue,CSV)。
- Cardiac output, peak systolic velocity of the outflow tracts, and cardiac compliance showed a gradual reduction with diminished fetal growth, whereas intraventricular pressure gradually increased. 心输出量，心脏收缩期流出道的速度峰值，以及心室顺应性随胎儿发育迟缓亦呈现逐渐下降，而心室内压逐渐增加。
- Intraventricular pressure gradient 左室流入血流的平均压力阶差
- supervision of intraventricular pressure 脑室内压监护
- The beer comes out of the barrel under pressure. 啤酒受到压力从桶中流出。
- Our pressure vessel is licensed product. 我厂生产的压力容器是授权生产产品。
- Loss of pressure had not registered on the dials. 刻度盘未记录压力下降。
- Air pressure forces the water through the pipe. 空气压力使水通过管道。
- What's the atmospheric pressure today? 今天的气压怎么样？
- The water pressure may need adjusting. 水压可能需要调整。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- He drop out because of the pressure. 由于校规很严，所以他退学了。
- It took a bit of pressure to make the lid close. 要稍按一下才能把盖子盖紧。
- It was done under the pressure of the necessity. 这件事是在迫切需要的情况下而做的。
- At high pressure dry ice will melt. 高压下干冰会溶化。
- The gas is stored under pressure in the tank. 该气体在压缩状态下贮存于罐中。
- The metal frame tends to twist under pressure. 这种金属框受压後容易变形。
- His health collapsed under the pressure of work. 他的身体被工作压垮了。
- The glass (ie atmospheric pressure) is falling. 气压在下降。
