磨损

On the basis of establishing planar cutting model and cutting equation, through analyzing the rigidity of technical system infrequency chart, change cutting coefficient and the angle of cutter etc, emphasis measuring and analyzing hard turning 45 hardened steel the damaged layer of finished surface cutting force the roughness on finished surface and researching on the mechanism of wear and damage of cutter.

在分析二元切削模型和切削方程的基础上，进一步研究了切削变形及其影响机理；通过工艺系统刚性的频谱分析，改变切削用量、刀具几何参数等因素，测量并分析研究了精切淬硬钢的切削力、已加工表面粗糙度、加工硬化及表面残余应力及刀具的磨损情况，基本形成了精加工45~#淬硬钢的切削基础理论。

Especially, it seemed to be difficult to achieve such new bone ingrowth on the surface of inert metal material.

但它们仍然存在一些问题：如应力遮挡导致的骨吸收，表面的磨损颗粒，局部的应力不均匀，金属腐蚀而产生的金属离子毒性。

This patch protects the instep from cuts and abrasion from boots and crampons.

这块补丁能保护裤脚部位不会被靴子和冰爪磨损或划破。

Driver stress is high, the negative side are easy to wear and tear caused by intake valve.

驱动压力高时，不利的一面是容易对进气阀造成磨损。

SiC ceramic has been extensively applied in precision bearings, sealing element, steam-turbine rotor, burner nozzle, heat interchanger parts, atomic reactor materials and etc. because of its excellent properties in high temperature mechanical properties, antioxidatio, abrasion resistance, thermal stability, smaller coefficient of thermal expansion, larger thermal conductivity, hardness, thermal shock and chemical corrosion.

SiC陶瓷具有优良的高温力学性能，抗氧化性强、耐磨损性好、热稳定性佳、热膨胀系数小、热导率大、硬度高以及抗热震和耐化学腐蚀等优良性能，被广泛应用于精密轴承、密封件、气轮机转子、燃烧喷嘴、热交换器部件及原子热反应堆材料等，并日益受到人们的重视，应用前景十分广阔。

Physical adsorption, formation of plus ion intergradation, chemical absorption and mechanism of boundary lubrication related with chemical bond were developed.

研究并提出了由物理吸附、正离了过渡态形成、化学吸附、化学成键的边界润滑机理，成功研制了原子力/磨擦力显微镜、磁记录系统微观磨擦学性能试仪、表面力仪及微磨擦磨损试验机等仪器设备，建立了其试验规范。

A precision solution of the moment of inertia of a lead screw's crosssection was obtained by interpolation polynomial and numerical integral method.

在精密长丝杠的磨削过程中，由磨削力、磨削热和砂轮磨损所引起的被加工丝杠的螺距误差已不可忽略。

Main issues in this dissertation are structures and tribological properties of G-ic and BXO films by ion beam assisted deposition. Friction, wear and anti-corrosion performance were investigated.

本文研究的重点是离子束辅助沉积类石墨碳膜和BXO薄膜两种新型镀层的结构及其摩擦学性能，着重探讨薄膜材料摩擦磨损和抗腐蚀的性能特征。

The results showed that under the ironstone slurry, the wear loss of the low carbon high alloy steel in different impact energy was lower than the high manganese steel and the medium carbon alloy steel.

结果表明在铁矿石浆料中，在不同的冲击功下，低碳高合金钢的磨损失重比高锰钢和中碳合金钢都要低，而且随着时间的延长，低碳高合金钢的优越性更好地体现了出来。

It was in this room that he kept disused portmanteaus, battered japanned cases, and other lumber; and it was in this room that George Talboys had left his luggage.

他在这个小房间里存放着废弃不用的旅行皮箱，磨损撞坏的日本漆盒，以及其他无用杂物，乔治·托尔博伊斯把他的行李也留在这个小房间里。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。