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- The relationship between surface integrity (SI) of metal materials and fatigue fracture resistance(FFR) are discussed. 论述了金属材料/零件的表面完整性与其疲劳断裂抗力之间的关系。
- This paper attempts to study the surface integrity of WEDM engineering ceramics and their strengthening by quenching. 研究了电火花线切割加工工程陶瓷的表面完整性及其淬火强化处理。
- Alloy steel 40Cr quenched and tempered to HRC 28 was chosen to investigate the regularities of the change of surface integrity after grinding. 本文叙述了40Cr合金结构钢在调质处理状态(HRC28)下,经磨削加工后表面质量的变化规律。
- The surface roughness, pitting corrosion, burn and hydrogen uptake of ECM machined Ti-alloy blades are analyzed and the measures of improving surface integrity are introduced. 本文就钛合金叶片电解加工后的表面粗糙度、点蚀、烧伤及吸氢等问题进行了分析并提出了改善钛合金电解加工表面完整性的措施。
- Cutting temperature is the important factor which directly affects the cutting tool wear, workpiece surface integrity and machining precision in high speed machining. 高速切削过程中切削温度对刀具磨损、工件加工表面完整性及加工精度有极大的影响。
- Saw-tooth chip has great effect on the dynamic cutting forces,cutting temperature fluctuation,PCBN tool life and surface integrity during precision hard part machining. 精密硬态切削过程锯齿形切屑对动态切削力、切削温度波动、PCBN刀具寿命和已加工表面质量有重要作用。
- This paper discusses an approach of using the temperature of grinding sparks as a signal for on-iine condition to control or monitor the surface integrity and dimensional accuracy. 本文讨论用磨削火花温度作为讯号,在“在线”条件下,对加工表面质量及工件尺寸精度进行监控或控制的问题。
- J.C.Rebelo,A.Morao Dias and J.L.Lebrun,“Influence of EDM pulse energy on the surface integrity of matensitic steels”, Journal of Materials Processing Technology,Vol.84,pp.90-96,1998. 李骅登;于剑平;“碳化钨放电加工之研究”;第十七届机械工程研讨会;第239-246页;中华民国;2000年.
- The cutting database system can guide users to select proper tool material,provide appreciate cutting parameters,predict the surface integrity and analyze the failure reasons of cutting tools. 该系统可以指导用户选择合适的刀具材料,提供高速车削参数,对加工表面质量进行预测并分析刀具非正常损坏的原因。
- To understand the meaning of the remaining surface integrals in(5. 9. 22)we first investigate the solution corresponding to a doublet source. 为了理解(5.;9
- High-temperature resistant timing belt gear tooth surface integration in shape,never unglued in high-temperature ceramic work environment. 齿面齿底一体化成型,永不脱胶。
- Consequently, we are going to calculate the normal vectors on the surface and the duplicate integrality instead of the second surface integrality. 最后对其它形式的光滑有向曲面也进行了类似研究,都可直接转化为二重积分。
- Based on the wind tunnel test, aerodynamic modal force spectrums of twin-tower tall building are studied using surface integral method of rigid model. 在试验结果表达形式上,采用了表面积分法,提出了三维风载合力,便于工程应用。
- This section used the black sheathing material, the surface integrates has imitated the skin archery target processing processing, feel is very exquisite. 这款采用黑色外壳材料,表面融入了仿肤质的加工处理,手感十分细腻。
- A kinematically admissible continuous velocity field is proposed to the rod drawing through the elliptic die profile.The surface integral is applied to the friction power. 对模面曲线为椭圆的拔制圆棒问题设定了运动许可速度场,对该场以曲面积分确定了摩擦功率;
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。