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- Assures perfect alignment of disc and seat even at large flow velocities. 即使在大流速下,也能够确保阀瓣和阀座的精确对准。
- Good agreement was found between measured and calculated results for low water flow velocities. 发现低水流速度测定的和计算的结果之间十分一致。
- The hydrometric pendulum is sometimes used to determine flow velocities in open channels. 测流速的摆锤有时用于确定明渠中的流速。
- WARNING: Systems should not be operated or flushed out at flow velocities greater than 5 feet per second. 警告：在流体流速超过每秒5英尺的情况下，不能对系统进行操作或冲刷。
- Flow velocity should not exceed 5 ft./sec. 流速不能超过5英尺/秒。
- Transmitral flow velocities during early diastole(E) and atrial contraction(A) were also measured by Doppler echocardiography and E/A ratio, E/Ve ratio were calculated. 应用彩色多普勒超声心动图测量二尖瓣口舒张期血流快速充盈速度E峰,左房收缩充盈速度A峰,计算E/A值和E与平均Ve的比值(E/Ve)。
- The high gradient between the proximal and distal splenic vein flow velocities may provide an easy method of screening for possible SVT in patients with pancreatitis. 脾静脉远近端血流速差距似乎可以在胰脏炎病例中提供一种简单的脾静脉血栓筛检方法。
- Based on the pseudo-plane-wave theory, transmission losses (TL) of exhaust pipes are calculated for the first time for different temperatures, flow velocities and pipe dimensions. 基于准平面波理论，首次计算了考虑热粘性效应时不同温度、流速和管道尺寸下排气管道中的传递损失，分析了各参数对管道中噪声衰减的影响。
- ResultsUnit head circumference maximum and mean blood flow velocities per minute of fetus with hyperdynamic circulation were higher than that of normal fetus(P<0.001). 结果高动力循环状态组胎儿每分钟单位头围大脑中动脉的最大速度及平均速度均高于正常组（P<0.;001）。
- The integral Stellite hardfaced seat provides maximum resistance to erosion and wear under high flow velocities and distortion due to extreme temperature changes and piping loads. 整体钨铬钴合金硬面阀座在抵抗高流速和由于极端温度改变和管道负载造成的变形所产生的侵蚀和磨损方面,具有最好的性能。
- The parametric resonances of first mode of order 1/2 of clamped-clamped pipes conveying pulsating fluid are investigated under some different mean flow velocities. 对三种合成管道在几个不同的平均流速和脉动流作用下做了多次重复实验获得了第一振型1/2次谐波参数共振相关实验数据,实验结果与理论结果在定性上一致。
- An experiment of the flowfield in the warship flight deck area is carried out in the water tunnel for different flow velocities and navigation direction angles. 为了满足舰载直升机的需要，南航直升机技术研究所对某舰飞行甲板区域流场进行了水洞试验。
- High flow velocity was found in some patients accompany stenosis of the siphon. 合并虹吸段狭窄时血流速度增高频谱紊乱。
- The metal flow velocity can become uniformity by optimizing the die structure. 通过对模腔结构的优化设计，使金属流动趋于均匀。
- Strait to the South Central there is a flow velocity of 10 cm / sec around. 海峡中部存在着南向流动，流速为10厘米/秒左右。
- Methods 85 patients suspect coronary heart disease, with echocardiography, the peak flow velocities during early diastole (E), atrial contraction (A), E/A ratio were recorded and calculated. 方法85例临床疑诊冠心病超声检查左心室二尖瓣口舒张早、晚期血流充盈速度E、A两峰峰值,计算E/A比值,其结果分为舒张功能正常和降低两组。
- Methods Manifestation on two-dimensional images,blood flow velocities,RI and S/D ratio were observed respectively between the normal men and the patients,and statistical treatment was done. 方法正常组与病变组对比观察二维声像图表现、血流信号的多少、血流速度、RI、S/D比值,并进行统计学处理。
- The formation process of calcium sulphate deposition during subcooled flow boiling heat transfer was reported.Fouling runs were carried out at different flow velocities and heat transfer surfaces. 在过冷流动沸腾条件下,对硫酸钙的沉积过程进行了研究,考查了不同流速和不同加热器表面条件下硫酸钙的结垢状况。
- Peak diastolic flow velocity and CVR before and during infusion of dipridamole were calculated. 测量潘生丁药物负荷试验前后舒张期峰值血流速度及CVR值。
- The impaired microvasculature may profoundly affect the coronary flow velocity pattern in the IRA. 结论:微血管床的损害可以影响心外膜冠脉血流动力学。
