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- Visualization analysis of gas-liquid two-phase horizontal pipe flow. 气液两相水平管流流态可视化分析。
- The MHD control of drag reduction in pipe flow is studied through DNS. 利用直接数值模拟研究了圆管湍流减阻的电磁力控制问题。
- Irrigation Pipe Flow Meter Design 压差式管道流量计设计
- So that only a very small pipe is formed, hence the name "balanced steel".Its yield of good steelis about 85 %. 结果只有很小的缩孔出现,因而获名"半镇静钢"。其成材率大约为85%25。
- The pipe flow behavior of water suspersions of wood pulp and synthetic fibers has been the subject of many investigations. 木质纸浆和合成纤维的水悬浮液的管道流动特性已有许多专题论文发表。
- EP-W203/H DRA is a ultra-high molecular polymer, which can reduce the pressure loss of pipe flow. 型减阻剂是一种超高分子聚合物,注入管道后可以降低管流的压力损失。
- SPECIALTY BACKFLOW PREVENTERS with INTERMEDIATE ATMOSPHERIC VENT For low hazard cross-connections in small pipe sizes. Continuous pressure applications. 特殊防回流阀配置大气排气口用于小口径管道上的低危险交叉连接的地方。持续压力应用场合。
- The principle and method of pipe flow calculation using friction drag of a straight pipe are introduced. 介绍了利用流体管道直管段的沿程阻力计算管道流量的原理和方法。
- The pipe flow behavior of water suspensions of wood pulp and synthetic fibers has been the subject of many investigations. 木质纸浆和合成纤维的水悬浮液的管道流动特性已有许多专题论文发表。
- Sewage pipe flow is hypothesized as single-phase and uniform flow,and we are used to applying the Chezy formulas for designing sewer systems. 目前的污水管道设计是将污水在管道内的流动视为单相均匀流,主要用谢才(Chezy)公式进行水力计算。
- The experimental research on the pipe flow under the influence of high-intens ity acoustic field is presented in this article. 用实验手段研究强声场对管道内气体流动的影响。
- Aiming at the conditions of small pipe and serious dirt, a kind of reinforced type disc pig that can adapt the oil field conditions has been developed for single well of oil field. 针对油田单井注水管线管径小、结垢严重的情况 ,研制了适用于清洗单井注水管线的加强型圆盘清管器。
- An experiment for coal combustion in a small pipe oven is reported with its results. The emission performance of 17 PAHs, which contains the 16 PAHs specified by the US Environmental Protection Agency, is studied under different combustion conditions. 该文报道小型管式炉燃煤实验,研究不同燃烧条件下17种多环芳烃(包括美国EPA推荐优先监测的16种多环芳烃)排放情况,探讨多环芳烃生成的影响因素和生成机理。
- Friction factor is one of the key factors restricting the development of multiphase pipe flow and one of important factors for pressure drop calculation. 沿程摩阻因数是制约多相管流发展的关键,摩阻因数是压降计算的重要内容之一,其计算的准确性直接决定了压降计算的准确性。
- The cross_sectional average shear rate or the shear rate at the pipe wall in turbulent flow was unreasonably used to evaluate shear history in pipe flow. 以往用截面平均剪切率或湍流时的管壁剪切率衡量流体管流的剪切历史,有不当之处。
- Because of the universal occurrence of pipe flow, in the granite region, water discharge from soil cross-section is much larger than that following Darcy Law(Tsukamoto,1988). 在花岗岩地区,由于管流的普遍存在,从土壤剖面流出的水量远远超出在达西法则定义下流出的水量。
- To study the inspection technology of small pipes inner surface,a method for extracting inner surface section was proposed based on the inner surface image analysis. 为了研究细管道内表面检测技术,在分析细管道内壁成像特点的基础上,提出了一种内截面轮廓提取方法。
- Study on the Law of Water Flow Course in Surge Flow Irrigation 波涌灌溉的水流推进规律研究
- The rheological model of the mass concentration of coal-water slurries of 57.08% about Shenhua coal is gained by the experimental method of pipe flow and rotary viscometer. 摘要针对质量浓度为57.;08%25神华水煤浆,利用管流法和旋转粘度计法测得其流变模型。
- A pipe that serves as a central connection for two or more smaller pipes. 集管用来在中间联接两个或多个小管的管子。