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- Pitch cokes are prepared by carbonization of mesophase pitch and normal pitch at different pressures. 将中间相沥青和普通沥青在不同压力下进行炭化,分析两种沥青在不同压力下的成焦偏光组织和扫描形貌。
- Obliquity caused by engaged deviation and cumulative pitch error are two mostly factor which cause gear side clearance asymmetry. 啮合偏移引起的综合倾角和周节累积误差是造成齿侧间隙不均匀的两个主要因素。
- This study is proposed to measure the straightness error, yaw error, pitch error of motion stage by using Quad Detector and Laser Doppler Displacement Meter. 摘要:本研究运用四象仪量测系统与雷射都卜勒位移器针对设计之摩擦式导轨移动平台进行直线度、偏摇度及俯仰度误差量测与分析。
- The experimental results show that the pitch error of the workpiece is decreased by more than 80%, thus significantly improving the grinding precision of the leadscrew. 通过一系列试验研究，证明此控制策略能减少工件螺距误差80%25以上，有效提高了试件丝杠的磨削精度。
- Based on the analysis of the pitch error measure theorem for screw,the dynamic measure system of pitch error for lead screw constituted by single-chip microcomputer is discussed. 在分析丝杠螺距误差测量基本原理的基础上,简述了由单片微机组成的滚珠丝杠螺距误差动态测试系统,并开发了计算机辅助自动分析测控软件。
- Errors of tooth-to- tooth affect the precision of gear wheels moving placidity, which mainly come from total profile error and base pitch error. 齿轮的一齿误差影响齿轮的运动平稳性精度，它主要由齿轮的齿形误差和基节偏差组成。
- The paper discusses the problems in gear processing from the following aspects:accumulative pitch errors,gear tangential errors and gear shape errors. 影响齿轮主要精度超差的原因很多,本文重点就周节累计误差、齿向误差以及齿形误差进行分析,讨论齿轮加工中的精度问题。
- The methods for pitch errors compensating of CNC lathe were used to correct the errors caused by quenching when turning the precision long-screws. 在数控车削长丝杠时,采用螺距误差补偿的方法来补偿后面淬火工序所引起的螺距误差。
- Top accumulative pitch error measurement 螺距累积误差测量
- The Compensation of Pitch Error for NC Machine 数控机床螺距误差补偿
- Evaluation of Total Cumulative Pitch Error of Gear 齿轮齿距累积误差的评定
- Auto Pitch Error Compensation on NC Machine 数控机床螺距误差自动补偿技术
- The computer has a normal qwerty keyboard. 这台计算机有标准的英文键盘。
- measurement of accumulative pitch error 周节累积误差测量
- measurement of accumulative pitch error measurement 周节累积误差测量
- The situation has returned to normal in the city. 这座城市的局势已恢复正常。
- The normal return fare to New York is fifty-six. 去纽约的来回票标准价是56元。
- chip pocket accumulated pitch error 容屑槽周节累积误差
- accumulative pitch error measurement 螺距累积误差测量
- Everything is absolutely normal. 一切完全正常。
