在变切削参数的加工工况下，通过对振动信号的采集和频域处理，发现采用单一的自功率谱方法难以有效检测出刀片破损。
Through collecting vibration signal and analyzing it in the frequency domain in the condition of changing parameter cutting, a single self power spectrum is hard to detect tool breakage effectively.
天纤塑料具有塑料和木材的双重特性，其性能受天纤种类与规格、天纤预处理方法、材料配方及成型加工技术等诸多因素的影响。
The properties of NFP are affected by the sort of natural fiber, the water content of the fiber, the pre treatment method of the fiber, and the composite of NFP.
谷物加工主要有干碾压、蒸汽碾压和蒸汽压片处理三种方法。
There are three corn process methods, such as dry rolling, steam rolling and steam flaking.
本文针对这一技术难题，完成了变倾角变导程螺旋槽的数学建模、加工方法、数据处理和动态仿真等一系列从理论到仿真试验的研究。
In order to resolve the puzzle, this thesis concentrates on the research of its mathematic modeling, machining method, data processing, dynamic simulating.
为了提高多纤维饲料的饲用价值，对这类饲料常采用物理加工、化学和微生物处理等几种有效方法。
In order to raise the feeding value of fibrous feed, we usually take a few effective methods such as physical, chemical, 'and microbial processing.
介绍了机加工时的工艺参数、热处理方法和材料质量检测方法。
Besides, their technological parameters, methods of heat treatment and material tests are also presented.
该方法基于工艺知识库，可以实现滚动轴承加工中的锻造、车削、磨削和热处理等工艺的自动化设计。
This way is based on knowledge library, and implements automatic process designing of forging, turning, grinding and heat treatment and so on during bearing manufacturing.
介绍了当前国内织针热处理工艺中淬火和回火加工所用的设备、工艺及存在的问题，提出了解决方法和对策。
Heat treatment process, equipment and technical problems of needle are introduced. Methods and countermeasures to solve the problem are put forward.
分析了进行代码二次处理的几种原因，重点阐述了零件加工前在零件数控代码中添加引入和引出线代码的几种不同情形及实现方法。
In this paper, the reasons why need to re-dispose NC codes are analyzed, when and how to add the cut in and cut out codes in the NC codes are discussed emphatically.
介绍了使用坐标法测量弧齿锥齿轮，并进行数据处理，以便对齿轮的加工参数进行修正的思路和方法。
This paper introduce a method of measuring spiral gear in coordinate system and deal with the data. The result of measurement can right guidance the machine's parameter.
基于电场理论对固定阴极电化学加工的研究提出了一种新的分析和处理方法。
In the paper, a new idea based on electromagnetic theory is advanced to study the ECM with fixed cathode.
经过车削，铣削，和拉削等机加工方法加工而成，再经过整体热处理。
After turning, milling, and broaching and other machining method of processing, then through the whole heat treatment.
讨论了新鲜金针菇的不同预处理方法及其真空冷冻干燥和蜜饯加工条件的优化。
This article discussed the optimization of vacuum freeze-drying and succade process of flammulina velutipes .
本文以利用试验区TM影象为例，介绍了TM影象数据精加工处理的原理、方法和精度。
This paper describes the principle, method and accuracy used to precision processing TM data.
本研究工作用加工、热处理、金相观察、相分析和电子探针等方法，研究了TZM合金的强化机制。
In this paper, the strengthening mechanism of TZM alloy was investigated. The alloy was processed, heat treated and examined by metallographic observations, phase analysis and electron probe.
本课题拟用热泵干燥技术对海参进行加工，通过实验研究确定海参热泵干燥的预处理方法和干燥工艺流程。
The topics to be used dry heat pump technology to sea cucumbers for processing, experimental study to determine the sea cucumber heat pump drying pretreatment methods and drying process.
这些锭模可以生产板坯，根据所使用的各种方法，该板坯经历多次有时与表面处理和机械加工相关的厚度减小。
These ingot molds can produce a slab which is subjected to a number of thickness reductions, sometimes associated with surface treatments and machining, depending on the various processes used.
介绍了羊毛丝光防缩的机理和方法，着重对毛织物丝光防缩进行了工艺实践，探讨了加工工艺流程、工艺条件，并对处理后的织物进行了质量检测。
The principle of mercerization and shrink proof finish of wool and main processes are presented, and processing practice on mercerizing and shrink resistant finishing of wool fabric.
为原木加工中的节子自动化剔除处理和避开节子最优下锯定位提供基础理论和视频检测技术，为制材数控系统的编程提供具体方法。
It provides the basically theory and the video measuring technology for rejecting knot automatically and avoiding knot to make the localization of sawing optimally in log processing.
在加工程序中，处理“急停”、“暂停”、“延时”和“显示”的方法，本文都作了详尽的说明。
In this paper, the pro - cess methods of "HALT" or "STOP" and "DELAY" or "DESPLAY" in the working program have also been described in detail.
提出了平面二包蜗杆副五轴联动数控加工中全局干涉检测和处理、局部干涉检测和处理的方法；
The global and local collision detection and processing in the machining planar double-enveloping toroid worm gear drive using 5-axis NC machine tool was discussed in the dissertation.
提出了平面二包蜗杆副五轴联动数控加工中全局干涉检测和处理、局部干涉检测和处理的方法；
The global and local collision detection and processing in the machining planar double-enveloping toroid worm gear drive using 5-axis NC machine tool was discussed in the dissertation.
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