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- surface friction velocity 表面摩擦风速
- Also ow coefficient of surface friction. 较小的表面摩擦系数。
- The study showed that the property of grain triboelectrification relates to grain moisture, friction velocity, dielectric constant and friction material. 研究表明，稻谷的摩擦带电与稻谷含水率、摩擦速度、稻谷的介电常数以及摩擦材料等因素有关。
- Low coefficient of surface friction, besides properties of general mod- ified polyes enameled round copper wire. 除具有普通的改性聚酯漆包线的特性外,还具有较小的表面摩擦系数的性能。
- In superplastic forming, bulk metallic glass has larger surface friction resistance than ordinary metal alloys. 大块非晶合金在超塑性成形时呈现出比一般金属材料更大的摩擦阻力。
- Superplasticity in a complex shape parts, the die surface of contact surface friction will limit further deformation region. 在复杂的超塑性零件的成形中，硬模表面的摩擦将限制接触面区域的进一步变形。
- If lack of oil or oilway jam, wall panels inside voice will increase was mainly driven by increasing friction surface friction parts. 如果残油或油路畅通，墙板里背的不韵音不离会加不小，宾给是部件摩擦背的摩擦力加不小变成。
- normalized friction velocity observation 近地层
- Analysis is done to the property of the lining cork in the cased pilling tester. Conclusion is made that the surface friction performance and elasticity of the cork are the main quality index when the cork quality tested. 分析了箱式起球仪用内衬软木材料的性能,认为材料的表面摩擦性能和弹性是考核内衬软木复合材料的主要质量指标。
- Keywords PR MMCs;friction velocity;wear coefficient; 颗粒增强铁基复合材料;摩擦速度;磨损系数;
- Hydraulic Loading System of Road Surface Friction Coefficient Test 道面摩擦系数测试液压加载系统
- Keywords fabric;surface friction factor;determiner;development; 织物;表面静摩擦系数;测定仪;研制;
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- Experimental study on friction velocity and velocity profile of open channel flow 明渠均匀流的摩阻流速及流速分布
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Experimental analysis on influence from sudden change of roughness of open channel bottom on friction velocity of turbulent flow and wall shear stress 明渠渠底糙率突变对紊流摩阻流速及壁面切应力影响的试验分析
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
