查询词典 sliding friction

Main usages: It applies to lubrication of rolling bearings of various mechanical equipments and sliding bearings and other friction parts.

主要用途：适用于各种机械设备的滚动轴承和滑动轴承及其它摩擦部位的润滑。

Today more and more is being learned about lubrication, that is ,the use of fluids to reduce friction between sliding surfaces.

润滑即是用流体减少两滑动表面间的摩擦。今天人们对此认识越来越深入。

Based on the analysis of dip angle, friction coefficient between rigid bodies, influence effect of floor sliding block and roof fracture rock-mass, working resistance of support as well as compound characteristics of face surrounding rock, main factors which lead to destabilize in system "R-S-F" were obtained, and the controlling pattern of dynamic stability of firming bedding, controlling keys, achieving the goal were also established.

通过对工作面围岩组成特征、支架工作阻力、顶板破断岩块及底板破坏滑移体影响效应、刚体之间的摩擦因数以及煤层倾角等因素的分析，给出了引发"R-S-F"系统失稳的主导参数，确定了"稳固基础，控制关键，达到目的"的"R-S-F"系统动态稳定性控制模式和现场生产管理过程中需注意和解决的关键技术问题。

The rule of dry sliding friction wear of vermicular iron was analyzed.

分析了蠕墨铸铁的干滑动摩擦磨损规律，研究了工况条件、成分、组织对蠕墨铸铁干滑动摩擦学特性的影响，探讨了蠕墨铸铁摩擦表面三维形貌与摩擦表面温度特性，结果表明：蠕墨铸铁与球墨铸铁和灰铸铁相比具有最低的磨损率和最高的摩擦系数与最低的摩擦系数衰减量，适合于作为制动器材料。

Sliding friction on the size of the factors which are related with the experiment: Why use experiments to pull wood spring balance so uniform linear motion?

滑动摩擦大小的因素，而与实验：为什么要使用实验，以拉木弹簧秤，使匀速直线运动？

We use K to analyze the probability of occurrence of sliding friction circle,and demonstrates it in the structural plane stereographic projection.

用分散性指标K表示块体滑动面的分散性，由此分析滑动摩擦圆的出现概率，并表示在结构面赤平投影图上。

The friction and wear properties of Mg PSZ ceramics under dry sliding from room temperature to 600 ℃ were investigated using a ball on flat tribometer.

研究了氧化镁部分稳定氧化锆陶瓷在不同环境温度下的摩擦磨损行为与机制。

The sliding friction and wear properties of bismaleimide filled with different amount and size of wollastonite were studied against hard Al on a pin-on disc tribometer.

在盘销摩擦磨损试验机上研究了不同用量、粒径的硅灰石填充的双马来酰亚胺复合材料与硬铝的滑动摩擦磨损性能。

Dry sliding friction between the polycrystalline Al59Cu25.5Fe12.5B3 quasicrystals and coating of the diamond-like carbon was carried out by self-made tribometer under different conditions.

在不同摩擦试验条件下，准晶材料Al59Cu25.5Fe12.5B3与类金刚石涂层在自制的摩擦仪进行了干摩擦试验。

Sliding friction characteristics of these films against U-Nb alloy pin were evaluated by a pin-disc tribometer and Scan Electrical Microscopy.

利用销盘摩擦磨损试验机并结合SEM观察分析了对偶销为U-Nb合金时，试样的摩擦学性能并讨论了摩擦磨损机理。

Objective To investigate the relationship between ovum fertilization rate and sperm morphology, acrosome reaction in IVF and to explore the influence of parameters of sperm on fertilization rate.

目的 研究体外受精(in vitro fertilization，IVF)中精子形态、顶体反应与卵子受精率之间的关系，分析精子各参数在IVF受精率方面的参考意义。

A: I hear Mr. White wants to run for the Presidency!

我听说怀特先生要参加总统竞选！