machining in general 中文意思是什麼
machining in general
解釋
普通壞加工-
In the thesis, the general situation of the domestic and abroad developments in the field of the numerical control interpolation algorithm for aspheric surface machining is reviewed firstly, for the poorness of recent numerical control interpolation algorithm, an numerical control interpolation algorithm that based on the genetic algorithm ( ga ) and neural network ( nn ) is introduced
在數控系統中，它是生成加工軌跡的一個最基本的子程序，在很大程度上決定了數控機床的加工精度和最大進給速度。本文首先綜述了國內外非球曲面超精密加工中所運用的插補演算法的發展概況。 -
And the system ' s functions include transporting, warehousing, loading, machining and distributing. secondly, on the base of analyzing relative information in logistics deciding and describing data relations, the technology of cals ( continuous acquisition and life - cycle support ) is selected to manage database, at the same time, some advance techniques of information analysis are put forward in order to get a across - the - aboard and integrated information support. thirdly, according to the system ' s functions, six mathematics models are set up, and the general way to using these models deciding is also gain
首先描述了系統的組成要素，界定了系統功能（運輸、儲存、裝卸搬運、流通加工、配送） ，給出了系統總體框架；第二，在物流決策信息分析及3pldss數據關系描述的基礎上，選擇cals技術對數據庫進行管理，同時採用先進的信息分析技術為物流決策提供全面、完整的信息支持；第三，根據系統擬實現的功能開發模型庫，建立了六種數學模型，並給出使用模型決策的一般方法；第四，通過3pldss的人機交互系統實現與用戶對話；最後給出了一個比較成功的案例以說明信息系統對于第三方物流的巨大作用。 -
The study work in the dissertation is an important part of the tenth five - year defence advanced research project of “ study on control technology of the machining distortion for complex structure parts ” supported by pla general armament department of china. theoretical analysis and experimental study are carried out on the initial residual stresses and their effects on milling distortion for thick aero - aluminum - alloy plate
本文作為總裝備部「十五」預研項目「復雜結構件加工變形控制技術研究」的主要組成部分，以航空鋁合金厚板為對象，研究重點定位在其初始殘余應力分佈規律及其對數控銑削加工變形的影響。 -
This paper first researched the general situation of domestic and abroad developments in the field of ultra - precision aspheric surface machining technology and its numerical control system, analyzed the aspheric surface machining principle of ultra - precision machine, and in these bases, founded the kinematics model of ultra - precision machine in ideal condition using the homogeneous coordinate conversion method in robotics
分析了本實驗室超精密機床非球面加工原理，在此基礎上應用機器人學中齊次坐標變換的方法建立了理想情況下超精密機床運動學模型，通過綜合分析超精密機床的運動誤差，給出了超精密機床的誤差補償模型。 -
The a company being studied in this article is one synthesis privately owned enterprise group including : realty exploitation 、 general merchandise retail 、 hotel operating 、 machining mine product etc. through studying the internal control construct theory and practice of a company, there are some theoretical guidance and realism meaning for improving the actuality of the internal control in a company and advancing the core competitive capability
本文選擇的研究對象a公司是重慶本地一家集房地產開發、百貨零售、酒店經營、礦產品加工等為一體的綜合性民營企業集團。通過研究a公司的內部控制構建理論與實踐，對于改善目前a公司的內部控制現狀和提高企業核心競爭力，具有較強的理論指導和現實意義；同時，對我國其他民營企業構建內部控制也起到一定的借鑒和參考作用。 -
Railway equipment in general. tolerancing of metal pieces. permissbiles deviations of dimensions with non tolerance indication. allowance for machining
鐵路通用設備.金屬零部件的公差.未標明公差的尺寸的允許偏差.機加工余量 -
Railway equipment in general. tolerancing of pieces. usuals grad of precision realizable according to the manufacturing processes. allowance for machining
鐵路通用設備.零部件公差.根據製造工藝可實現的精度的普通等級.機加工余量
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