摩擦力

In the real switchback, where friction prevents the car from again reaching as high a point as that from which it started, there is still a continuous change between kinetic and potential energy.

在实际的升降滑道（图19）中，虽然摩擦力使小车不能重新达到像出发点那样的高度，但是仍发生动能和势能之间的不断转换。

They have rubber synthetics that greatly enhance one's friction on the rock.

它们是由橡胶制成的，能够增强在岩石上的摩擦力。

They have ru er synthetics that greatly enhance one's friction on the rock.

它们是由橡胶制成的，能够增强在岩石上的摩擦力。

The relative motion of the two contacting surface is simply decomposed into one component: tangential component on the contact plane.

只考虑相邻叶片凸肩接触面切向运动，简化并建立一维含间隙干摩擦模型，分析得出干摩擦力的数学表达式并做出其迟滞曲线。

Comparisons between calculated results and experimental data are presented,the variations of module of the roll toque coefficients with flight parameters are analyzed.

因此在迎风子午面两侧的烧蚀引射率和摩擦力不再对称，这是产生烧蚀滞后滚转力矩的主要原因。

The relation of pre pressure, excitation volt for longitudinal vibration,excitation volt for torsional vibration, friction force, torque output, speed of rotor, and vibration speed of torsional vibrator is discussed.

根据模型讲座了预压力Fpre、纵振激振电压Vl、扭振激振电压Vt、摩擦力f、电机的输出扭矩Mout、转子转速ωR和扭振子振动速度ωV等的关系。

In this paper,based on principles of differential geometry, authors illustrated the conditions of forming false twist and rules of friction's variations,abtained simplified formula for calculation of torsional moment .

本文应用微分几何的原理详细论述了假捻产生的条件及摩擦力的变化规律，推导出纱条扭矩的简化计算公式。

Basing on the exploring of the functions of cohesion force and friction force during rheology course and the assumptin that viscosity lost according viscosic strain, a constitutive model for viscous, elastic and plastic rock is set up,which can simulate the third course of creep.Then the impact of transcient damage to rheology is discussed and corresponding creep model for rock is proposed.

在探导岩石颗粒间粘聚力和颗粒间摩擦力在岩石发生流变过程中的作用基础上假设粘性失效按流变应变统计概率分布，建立了岩石粘弹塑性本构关系，能够描述岩石蠕变加速阶段特征；讨论了瞬时损伤对岩石流变的影响和相应的损伤蠕变模型建模问题。

The characterization of modified surfaces were explored by contact angle measuring meter and atomic force microscopy,the tribological properties of samples in nanometer and millinewton scale were measured by friction force microscopy and CETR UMT-2 tribometer. The effects of ultraviolet radiation,sliding velocity and load on tribological properties of samples were analyzed.

在铝、钛金属薄膜和铝、镁、钛及钛合金上制备自组装分子膜，使用接触角测量仪、原子力显微镜对改性的表面进行表征，使用摩擦力显微镜和微摩擦磨损试验机对试样在纳米尺度和毫牛尺度下的摩擦学特性进行测试，分析了紫外照射、滑动速度、载荷对试样的摩擦学特性的影响。

In this work,the finite friction force between the refuse and the trommel screen was taken into account,and the relationship between the hoisted angle and the rotary speed was co-related.

从生活垃圾在滚筒筛内的受力分析着手，考虑了物料与滚筒筛筛壁间的摩擦力，其为一有限值，推导出物料的提升角与滚筒筛转速的关系，且物料提升角的大小取决于物料静摩擦角的大小；认为无论滚筒筛的转速多大，物料的最大提升角都是固定不变的。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。