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- wall friction coefficient 墙摩擦系数
- Compared with engineering canses, the effect of friction coefficient of the substrate on the optimization design of gravity retaining wall is discussed. 重力式挡土墙优化设计与工程实例进行对比，讨论了基底摩擦系数对重力式挡土墙的系列优化设计影响。
- The low density graphite gets higher friction coefficient and bulk worn loss than the high density graphite. 低密度石墨的摩擦系数和体积磨损量比高密度石墨材料高。
- The friction coefficient of the polish surface was 74% of that of grind surface. 摩擦表面抛光处理,使摩擦因数降低为磨削处理时的74%25。
- The experimental results show that EDL has apparent effect on the friction coefficient and streaming potential. 结果表明,外加电场作用下,双电层电粘度效应对摩擦因数具有明显影响;
- The effect of curvature, torsion and Dean number on secondary flow, the isoline of stream function, the distribution of axial speed and wall friction is discussed in detail. 详细讨论了曲率、挠率、Dean数对二次流动、流函数等值线和轴向速度的分布以及壁面摩擦力的影晌。
- The friction coefficient increases with the increase of amplitude, and decreases with the increase of load. 镀层摩擦因数随微动振幅增加而增加,随载荷的增加而减小;
- Dry hair and oiliness hair had little difference on the average friction coefficient. 干性头发和油性头发的摩擦系数相差不大；
- The friction coefficient of sample with high porosity tended to reduce and stabilize in continuous braking cycles. 在连续循环制动时，高孔隙率材料的摩擦系数逐渐降低并趋于稳定。
- Friction coefficient between coated dies and metal samples can be determined by compression tests of ring samples. 使用环形试样压缩试验,可测出涂层模具和相应金属试样间的摩擦因数。
- Experimental results show that POB reduces the friction coefficient and increases the wear resistance of PTFE. 结果表明,添加POB降低了PTFE的摩擦系数,提高了PTFE的耐磨性。
- Lubricating status between surfaces is charaterized with Coulomb friction coefficient. 其中表面间的润滑状态是通过库仑摩擦系数来表征的。
- In the impingement experiments, the spray were impinged on the wall using a single hole, spray kept on moving alone the wall, and vortex was observed as a result of gas resistance and wall friction. 油束撞击到平板受到平板的限制，形成壁面喷射，油束沿壁面运动，由于受到壁面上方空气的阻力而部分油束脱离平板形成“卷毡”现象，油束卷起的高度即壁面高度远小于壁面贯穿距离。
- As for CrN coating, the hard debris results in the increase of friction coefficient and wear rate. CrN镀层磨损产生的硬质磨屑提高了镀层摩擦系数和比磨损率。
- The wear rate and friction coefficient of TPI composites reduced with the GF size decreased. 复合材料的磨损率与摩擦系数随纤维粒径的减小而降低；
- When considering external asperity, friction coefficient decreases with increase of follow deformat and normal force. 考虑表面微凸时，摩擦系数随着变形量的增加，法向压力的增加，摩擦系数呈现下降的趋势；
- Their friction coefficients slightly increase with wear load up. 随着载荷的增加其摩擦系数略有增加;
- The larger friction coefficient and wear rate of GMCs than C/C were observed in wear testing. 它的抗氧化性能明显好于C/C材料;摩擦实验表明,C/C仍是最好的摩擦材料。
- The results show that the friction coefficient of the composite decreases with carbon content increasing. 结果表明,复合材料的摩擦系数均随含碳量的增加呈下降趋势;
- The shutters thumped the wall in the wind. 在风中百叶窗砰砰地碰在墙上。
