The smooth plastic strip can not apply to auto-cleanout of low velocity of flow in heat exchanger in existence.
现有塑料光滑螺旋扭带不能用于低流速传热设备的自动清洗。
In medical Doppler ultrasound systems, a high-pass filter is usually employed to remove wall clutter components which may also remove the information of the low velocity blood flow.
医学超声多普勒系统的高通滤波器在消除血管壁搏动带来的回波干扰时，也滤除了低速血流信息。
Conclusion The hemodynamic features of central retinal arteries in patients with retinal vein occlusion are low blood flow velocity, low vessel filling intensity and poor distal tissue blood filling.
结论视网膜静脉阻塞病人的视网膜中央动脉血流变化特点为血流速度、血管充盈强度减低，远端组织血流灌注不良。
Slow velocity flow of low permeability rock matrix has very wide application background in oilfield development and hydro-engineering.
低渗透岩体的低速渗流在石油开发和水利工程方面具有十分广泛的应用背景。
There exist non Darcy's flow and starting pressure in a low permeability reservoir according to analyses of experiments and effect of low velocity non Darcy's flow.
低渗透油气藏存在不符合达西定律的渗流，从大量实验和产生低速非达西渗流的影响因素分析，低渗透油气藏确实存在启动压力。
In the second phase group it was in a state of normal systolic flow velocity, low diastolic flow velocity and high renal vascular resistance.
第二组处于收缩期正常流速，舒张末期低流速，肾血管高阻状态。
The design element and the experiment result of reversible orifices and changing orifices low velocity flow is high.
分析了可逆式孔板流量计和可变式孔板流量计的设计原理和实验结果。
This method is of some reference value for other low flow velocity system with tube of small diameter.
该法对其它小管径低流速系统有一定的参考价值。
The changing thickness of the adsorbed water layers can be used to interpret the non-Darcy percolating character in case of low flow velocity of the low permeability oil reservoir.
变化的吸附水层厚度可以解释低渗透油藏中低流速下的非达西渗流特征。
A new biomimetic microsensor modeled on trichoid sensillum of insects which can detect low velocity gas flow is demonstrated.
给出一种基于昆虫毛状感触器的微型仿生传感器，用以测量低速气体流动。
RESULTS: Hemodynamics of CV could be divided into 4 types: high velocity type (27%), normal velocity type (22%), low velocity type (48%) and blood flow signal absence (2%).
结果：颈性眩晕血流动力学可分为4型：高流型(27%)、正流型(22%)、低流型(48%)、血流信号消失型(2%)。
The flow of fine glass beads at low velocity in an inclined chute was investigated by means of tracer particles.
用示踪颗粒法对细玻璃球在斜槽中的低速流动进行了实验研究。
To enhance noise reduction and to improve flow resistance always attend to one thing and lose another in the case of designing silencer for low frequencies noise with high velocity flows.
对需要控制低频噪声的高速气流场合应用消声器，消声量和系统的阻力损失经常成为顾此失彼的二难选择。
For a low speed blow down wind tunnel with semi-open test section, the effectiveness of main flow damper in rapidly changing test velocity is verified through experimental research.
通过实验研究证明了用主流阻尼器快速调节半开口直流式低速风洞的实验风速的可行性。
Low velocity non Darcy flow of dual media oil gas reservoirs with low permeability often makes well testing analysis more complicated.
双重介质低渗油气藏，往往存在低速非达西渗流，故该类油气藏的油气井试井分析更具复杂性。
Low velocity non Darcy flow of dual media oil gas reservoirs with low permeability often makes well testing analysis more complicated.
双重介质低渗油气藏，往往存在低速非达西渗流，故该类油气藏的油气井试井分析更具复杂性。
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