您要查找的是不是:
- Keywords fabric;surface friction factor;determiner;development; 织物;表面静摩擦系数;测定仪;研制;
- surface friction factor 表面静摩擦系数
- Also ow coefficient of surface friction. 较小的表面摩擦系数。
- Nano-additive of lubricating can decrease friction factor and repair surface abrasion. 纳米润滑添加剂可以降低摩擦系数,对磨损表面具有一定的修复功能。
- The friction factor has a little effect on bucking critical load. 摩擦系数的改变对临界失稳载荷的影响不大。
- It proves that additive can greatly improve the tribological performances of friction pairs by observing the variance of mating surface topograph, wear mass loss, friction factor and so on. 通过分析对摩表面的形貌特征、磨损量和摩擦因数等方面的变化,结果表明,抗磨添加剂能极大地改善机械系统的摩擦学性能。
- Abstract Having tested the some performance of non-treatment top roller, the authors analyses the relations among surface crudeness, surface static friction factor, simulating nipping distance, ect. 本文通过对不处理胶辊某些特性的测试,分析了表面粗糙度、表面静摩擦因数、模拟握持力等与纺纱性能及成纱质量的关系。
- 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。
- It shows that with the control over the friction factor, near-net-shape forming of hexagonal bolts can be achieved. 另外成形方案四模拟结果显示,有进行模仁表面粗糙度之控制,可达成六角螺栓近净形成形的目标。
- The conditionality between the flow rate and the pipe diameter is discussed when the friction factor is fixed. 文中还分析了在摩擦阻力系数一定的情况下,流量与管径的制约关系。
- This paper presents a method of calculating the static sliding friction factor between zigzag slot and pin. 该文给出了求解惯性筒上的曲折槽与销之间的滑动静摩擦系数的一种方法,介绍了引信曲折槽机构。
- 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。
- The equation indicate line relative, based upon this equation will get different friction factor of BPN value. 无论位于跑道左侧区域与右侧区域。
- 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。
- In this paper, the testing data of friction factor between syenitic blocks under static and dynamic conditions are presented.Dynamic tes... 两种条件下的动摩擦系数的变化规律也有明显区别。
- The rolling pressure for forming straight tooth bevel gear varies with the feed rate of cavity die,friction factor and inclination of rotary head. 直齿圆锥齿轮摆辗成形的辗压力随摆头倾角、下模进给速度、摩擦系数以及摆辗阶段等因素的变化而变化。
- Turbulent transition zone is the main zone of trangportating oil products in pipeline, and its basic friction factor formula is Colebrook formula. 紊流混合摩擦区是成品油管输的基本流区,其摩阻因数的基准公式为科尔布鲁克公式,国标采用十分近似、容易计算的哈兰德公式。
- Based on the present data, empirical correlations for the saturated boiling heat transfer coefficient and friction factor are proposed. 由饱和的实验结果求得热传系数与压降的经验公式。
- The influences of the surface state of workpiece on stamping qualities were analyzed,and the relationship between phosphating treatment and appearance friction factors... 分析了工件表面状态对冲压质量的影响,并给出了磷化处理与外观摩擦因数的关系。