通过网格试验研究分析了枝叉管形件剪-挤工艺过程的金属流动情况及其变形规律；
Grid-experiments are performed to investigate metal flow and deformation in the shear-extrusion process of tubular components with branches.
本文将蜗壳看作沿转轮四周连续分流的分叉管系统，应用水力瞬变中的叉管理论推出一种能计及蜗壳各断面水锤效应，并使仿真计算更接近实际情况的新方法。
The present work considers the spiral case as branch-off pipe system that diverts part of the flow consecutively as it goes around the periphery of the runner.
在接触式弯管测量机的基础上，采用激光CCD对测量叉进行改进，实现弯管的非接触测量。
Based on the contact type measuring machine for bent tube, the probe, which is improved by using laser and CCD, can be used to achieve the non contact measurement of a bent tube.
对高炉热风主管、围管三叉口组合砖的设计计算进行了探讨和实践。
The design and calculation combined bricks in trident of main and round hot blast pipes on B. F. were studied and practiced.
对单根试验管、叉排管束、矩形截面超片管和三角形截面翅片管的试验结果进行了综合比较。
The experimental results are collected and compared on single experimental pipe, cross tube bundle, rectangle and triangle cross fin-tube.
对单根试验管、叉排管束、矩形截面超片管和三角形截面翅片管的试验结果进行了综合比较。
The experimental results are collected and compared on single experimental pipe, cross tube bundle, rectangle and triangle cross fin-tube.
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