磨耗

工作液在线切割加工中的应用其切削力比干切降低10%～15%，砂轮磨耗比为24.6；

Cutting force is reduced by 10 % ~ 15 % in comparison with dry cutting and grinding wheel wear and tear ratio is 24.6 using the cutting fluid .

实验表明纤维共混体系具有优良的加工适性，共混加工的平衡转矩低、转矩平衡时间较短、设备的磨耗较低等。

Test results revealed that the fiber / PP blending system has excellent processability , such as lower balance torque value , shorter balance time , lower wear and tear , etc.

该分析有助于脱轨和磨耗机理的探讨。

This analysis is helpful to the research of derailment and abrasion machenism .

V型牙科磨耗试验机的研制及应用

The development and application of V - type dental abrasive testing machine

牙齿磨耗（Toothwear）贯穿人的一生。

Tooth wear progresses throughout one 's life .

BN对镍基可磨耗密封材料烧结性能的影响

Effect of BN on Sintering Properties of Ni-based Abradable Seal Alloy

平均磨耗比Q为12.3×104；其中心点相对边缘点的耐磨性降幅为19.2%。

Average wear-resistance Q 12.3 × 104 with only 19.2 % decrease from the peripheral point to the central point .

对于车轮磨耗图像的获得和外形曲线的提取，重点阐述了多DSP处理系统在绞车车轮外形磨耗实时检测中的设计问题。

In order to obtain the wheel wear image and extract the contour curve , the design of multi-DSP processing system is discussed .

高抗冲低磨耗POM共混物的研制

Preparation of High Impact and Low Wear POM Blend

有5%的聚四氟乙烯（PTFE）和30%的矿物填充，低磨耗、低摩擦液晶高分子树脂。

A5 % PTFE and30 % mineral reinforced low wear and low friction liquid crystal polymer resin .

采用65Nb钢的C（63）侧架磨耗板复合冲模热处理工艺研究

Research on heat treatment process of 65 Nb steel compound die for manufacturing

当硅烷含量较高时，交联UHMWPE材料的力学性能和磨耗率均变差；

However , at the high content of silane , these performances of the cross-linked UHMWPE turn bad .

结果：当磨耗为e型时，出现牙本质过敏症状约占20.10%；到g型时，牙本质过敏症状最为明显占42.6%；

Results : Symptom of dentin sensitivity account for 20.10 % when attrition showed as e type , which reach the highest point of 42.60 % when attrition was g type .

结论部分牙列缺损伴有重度（牙合）磨耗的TMD患者，（牙合）垫式义齿修复是一种有效的治疗方法。

Conclusion The split of denture is effective to treat dentition defect with TMD and severe occlusion attrition .

采用电子显微镜（SEM）研究了白炭黑与炭黑并用对天然橡胶/顺丁橡胶（NR/BR）硫化胶磨耗性能及形态的影响。

Effects of mass ratios of carbon black / white carbon black on the morphology and the wearing property of NR / BR vulcanizate were studied using SEM .

但玻纤之间以及玻纤与树脂之间的磨耗易引起PBT、PET分子链断裂，特性粘度下降。

The fraction between glass fibres and PBT , PET can out down the chains of PBT and PET , which induced the instrinsic viscosity decreasing .

并介绍聚苯酯填充聚四氟乙烯的三大特点：极大的权限PV值、极低的磨耗量和不损伤对磨偶件。

The three characteristics of PTFE filled with p-oxybenzoyl homopolyester are introduced , i.e.the biggest maximum PV value , the lest abrasion and outstanding kinetic friction .

采用近红外线状光源、CCD技术及计算机图像处理等技术，实现钢轨磨耗检测系统的软硬件设计。

The linear light source of the near infrared , CCD technology and computer image processing technology have been applied in the software and hardware implementation of rail abrasion detection system .

由于盘形制动功率大、摩擦系数稳定，同时还可减小车轮踏面磨耗，一般在速度高于120km、h的列车上普遍采用盘形制动。

However , the disc brake has larger power , its friction coefficient is stable , which can reduce the wheel tread wear .

减缓25t轴重DF（8B）型机车车轮磨耗的试验研究

Test research on slowing down the wheel wear of DF_ ( 8B ) locomotive of 25t axil load

结果表明：FeO基催化剂结构紧密，各种粒度的工业催化剂机械磨耗率都较低；

The results indicate that with its close structure , the commercial FeO based catalysts of various particle size have a relatively low attrition loss .

通过用金刚石砂轮磨削聚晶金刚石（PCD）材料的试验，研究了磨削速度vs对PCD材料磨除率Q、磨耗比G的影响。

Through an experiment of grinding polycrystalline diamond ( PCD ) by diamond grinding wheel , the influences of grinding speed v s on PCD material removal rate Q and grinding consumption ratio G are researched .

25K型客车车钩钩舌厚度严重磨耗和钩耳裂纹的原因分析

Analysis on Causes to Serious Wear of Coupler Thickness and Crack in Pivot Lugs on 25K Type Passenger Cars

将聚甲醛（POM）与适量的三元共聚尼龙（COPA）、硅油、载油体及表面活性剂熔融混合，制备出了性能优良的高抗冲、低磨耗POM共混物。

High impact and low wear Polyoxymethylene ( POM ) blend was prepared by melt blending of POM with copolyamide ( COPA ), silicone grease , oil carrier and surfactant .

该机采用V形摆动臂来驱动磨耗部分沿斜面作往复磨耗运动，V形摆动臂通过连接杆与减速电机轴上的偏心轮连接。

The dental abrasive testing machine applies a V-like swing arm to driving the wearing part to move along the slope back and forth , which is connected with an eccentric wheel fixed on the crankshaft of the gear motor through a connecting rod .

热空气老化对DIN和阿克隆磨耗性能的影响规律不同，阿克隆耐磨性能随老化时间的延长先提高后下降，而DIN耐磨性能则随着老化时间的延长而单调下降。

The effects of hot air aging on DIN and Akron abrasion properties were different . With the aging time prolonged Akron abrasion resistance firstly increased then decreased while DIN abrasion resistance decreased .

将CCD采集的钢轨断面激光图像传送到计算机中，对钢轨图像通过图像处理后得到钢轨的断面的单像素曲线，通过与标准曲线进行对比得到该点的垂直磨耗和侧面磨耗值。

The rail section laser image collected by CCD is transferred to the computer , after image processing , the image becomes a single-pixel curve image , and then compared with the theoretical curve , and the vertical wear and side wear values will be computed .

随着软段分子质量的提高，CPUE耐磨性提高，磨耗温升下降；

The abrasion resistance of the CPUE is enhanced with increasing the molecular weight of soft segment , and the raise of the wearing temperature is reduced .

本系统采用红外线状光源，使用配备CCD传感器的光学接收系统，使用GPS定位系统确定磨耗点的位置，并利用计算机进行图像处理产生磨耗参数。

It includes an infrared linear lighting source , an optical receiving system with CCD sensor and an image process system . The wear parameters can be derived from the post process system and the corresponding position can be determined under the help of global positioning system ( GPS ) .

本论文通过科学的试验方案设计，对影响PDC钻头钎焊工艺的主要因素进行了一系列系统的室内剪切试验、对比试验和磨耗比试验研究。

By means of a serious of scientific testing scheme design , a series of systemic experiments and tests were applied on its main factors of PDC bit brazing technique , such as indoor shearing , contrast & wearing and tearing experiments .