Hence, for improving the uniformityof air supply and the performance of the duct, it is of great importance to studythe rules of resistance distribution in static pressure air supply duct.
研究静压送风道的阻力分布规律，对提高送风均匀性和改善送风道性能有重要意义。
On the base of both consideration of heat transfer performance and resistance, the optimization and research are carried out on single spiral duct double pipe condenser.
本文在综合考虑传热性能和摩擦阻力等因素的基础上，对单螺旋槽套管式冷凝器的结构进行了优化和研究。
A method is presented for calculation of air resistance in melt - spinning quench duct.
介绍纺丝吹风窗的阻力计算方法。
This paper deals with the test plant and test results of a gas generator of a by-pass dual-rotor engine with variable duct flow path resistance.
途述了带外函道的双转子发动机内、外函分流，各自通流阻力可以改变的燃气发生器试验装置和试验结果。
Objective To understand the distribution and drug resistance of bacteria on the venous duct in ICU.
目的了解重症监护病房（ICU）静脉导管留置感染病原菌的分布及耐药情况。
According to the analysis on pressure of three kinds of duct systems, concludes that the total pressure of a fan should be equal to the resistance loss of the duct system.
通过对三种风道系统的压力进行分析，认为应根据风机全压等于风管系统阻力损失来选择风机。
Duct-type electrostatic air cleaners (EACs) have more and more wide application in the future because of its low resistance and relatively high collection efficiency.
管道型静电空气净化器由于其低阻高效的特点，使其具有越来越广泛的应用前景。
Experimental investigation was conducted to study the thermal performance and thermal resistance factor of staggered mini-duct heat sinks.
实验研究微小交错流道散热块的传热性能以及热阻系数。
Focus on extrahepatic bile duct diameter, wall thickness, lumen transparent sound, hepatic artery peak flow velocity (PSV) and resistance index (RI).
超声观察肝外胆管内径、管壁厚度、管腔内透声、肝动脉峰值流速(PS V)、阻力指数(RI)。
Our company mainly produced the double skin pre-insulated PIR duct panel and accessories with fire resistance to grade B1 (GB Standard) and VOC free in China in 2002.
我公司主要产品是应用引进的流水线，生产难燃B1级，无味、无挥发有害气体的双面铝箔聚氨酯复合板。
Our company mainly produced the double skin pre-insulated PIR duct panel and accessories with fire resistance to grade B1 (GB Standard) and VOC free in China in 2002.
我公司主要产品是应用引进的流水线，生产难燃B1级，无味、无挥发有害气体的双面铝箔聚氨酯复合板。
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