第一導數集 的英文怎麼說
中文拼音 [dìyīdǎoshǔjí]
第一導數集
英文
first derivative set-
In this chapter, the basic concept of the system is summarized according to the main experience of the bridge ' s managing system in mainland and foreign, and the developmental history and present state of the bridge ' s managing system is reviewed ; the second chapter is the data managing subsystem. this subsystem is the base in the whole computer system. these data, that of bridge ' s design, record in the period of constructing, datum in experiment and that of datum by regular check and the check in important place, are all collected in this system ; the third chapter is the evaluated subsystem
全文共分為七章：第一章是緒論部分，根據國內外橋梁管理系統實踐的主要經驗，總結和概括了橋梁維修加固計算機系統的基本概念，回顧了橋梁管理系統的發展歷史及現狀，確定了本文的研究方向和指導思想；第二章是數據管理子系統，收集了橋梁的設計、施工記錄和試驗資料的數據，以及橋梁檢測資料包括通過常規檢查和重點部位檢查得到的相關數據。This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based
本文的研究工作重點在無縫焊接鋼軌溫度應力測量系統的理論模塊，包括根據snell原理，研究極限折射縱波的激發機理，並使用有限元軟體ansys進行模擬;根據聲彈性理論以及公式推導出計算無縫焊接鋼軌中的溫度應力的公式，並對其中參數的求解方法進行介紹;根據收集的資料，介紹了三種使用極限折射縱波測量無縫焊接鋼軌溫度應力的方法，即固定距離測量聲時法、臨界角折射法和頻譜分析法，本實驗系統使用的是第一種;根據實驗經驗以及相關資料，分析了影響極限折射縱波測量溫度應力的幾個因素，並提出了相應的解決方法;根據實驗系統的需要，獨立設計並加工出相關配套的實驗設備，包括實驗鋼塊、有機玻璃楔塊、固定件、載荷外框裝置等。Dac semiconductor devices integrated circuits part 4 : interface integrated circuits section 1 : blank detail specification for linear digital - to - analogue converters
半導體器件集成電路第4部分:介面集成電路第一篇:線性數字模擬轉換器The basic results include three aspects : the interests of lithium ionic conductors focused on the simple compounds, solid solution ( substitution by aliovalent and isovalent ) and the small composites which mostly are al2o3 as the second phase and some simple compounds as the matrix
文獻的基本結論是：對于鋰離子導體的研究主要集中在單相化合物、固溶體（等價或異價取代）及少數以單一化合物為基、以al _ 2o _ 3等為第二相的復合體系。The thesis is from guizhou aero - engine research institute, member of china aviation industry corporation i. researchers in the institute remodeled wp13aii engine into wp13b engine, resulting in the changing of the operating point and thus the abnormity of anti - surging regulator. the author aims to probe into the relation among the parameters of the anti - surging regulator, of the engine and of the main fuel regulator, ravel the failure and show how to modify the anti - surging equipment by accomplishing the modeling and simulation of the process
本課題來源於航空工業總公司第一集團貴航發動機研究所，該所在將wp13a發動機改型為wp13b發動機後由于工作點變化導致發動機防喘切油過程異常，本課題的研究目的就是通過對發動機防喘切油過程進行建模和模擬，來探討防喘調節器各結構尺寸與發動機及調節器各參數之間的關系，以及wp13b發動機防喘切油故障的原因，並給出防喘裝置改進設計的具體措施。In the first part of the thesis, we study two one - dimensional dynamical systems with negative schwarzian derivative. by using the non - existence of attractive periodic orbits and wandering intervals, a theorem is obtained that the forward invariant compact sets of the two dynamical systems are uniform hyperbolic
本文第一部分主要考慮兩類具有負schwarz導數的單峰映射的動力學性質，利用吸引周期軌道和游蕩區間的不存在性等，證明了其正向不變緊集的一致雙曲性。Semiconductor devices - integrated circuits - part 2 : digital integrated circuits - section one - blank detail specification for bipolar monolithic digital integrated circuit gates excluding uncommitted logic arrays
半導體器件集成電路第2部分:數字集成電路第一篇雙極型單片數字集成電路門電路Chapter 2 established derivatives of a class of set - valued maps and differentials of subdifferential maps of convex functions in the sense of tyurin ( 1965 ) and banks & jacobs ( 1970 ) based on theories of convex pairs space
在第2章中，建立了一類基於凸集對空間的理論在tyurin （ 1965 ）和banks & jacobs （ 1970 ）意義下集值映射的導數的計算公式和凸函數的次微分映射的微分。On the basis of the third chapter, the forth chapter more detailed tells the research aim, system confine and the input data needed to be collected of the distribution center operation system simulation. it also provides the flow chart and program plot of the simulation mould, builds the simulation mould of the distribution center operation system. it steers the realization of the distribution center operation system simulation
第四章在第三章的基礎上，進一步闡述了配送中心作業管理系統模擬的研究目的和系統邊界以所需採集的輸入數據，並給出了模擬模型的流程圖和程序框圖，建立了配送中心作業管理系統的模擬模型，為配送中心作業管理系統模擬的實現起到了指導作用。The project of the calendar 1c in our vlsi design center is to develop a typical large scale integrate circuit chip for a hongkong semiconductor. industry company, is the first commercial vlsi product with our own independent property rights which has a wide market perspective
萬年歷電路晶元項目的內容是由我們vlsi設計中心為香港某半導體工業公司開發一塊數字大規模集成電路，該晶元是本設計中心第一塊擁有獨立產權的具有廣闊市場前景的商業化產品。In recent years, set - valued optimization make much progress. in chapter 5, based on clarke tangent cone, we establish epiderivative of a class of set - valued maps and its properties. and furthermore, sufficiency ( or neccessity ) optimization conditions of set - valued optimization are also obtained
在第5章中，針對近幾年發展起來的集值優化，基於clarke切錐利用epigraph建立了一類集值映射的epi -導數並討論它的一些性質，同時給出集值優化的充分（或必要）的最優性條件。Starting from the first quarter of 2003, the long term business quarterly returns have incorporated a new form, hklq5, which gathers statistics on life policy replacement with a view to gauging the extent of policy twisting activities
由2003年第一季起，長期保險業務季度申報表內已加入新的表格hklq5 ，以收集有關壽險轉保的統計數字，從而估計誘導轉保的活動情況。So in chapter 2, firstly the author point out the shortages of current provisions and then the opinions and suggestions on the main contents of the segmental report are presented, such as the basis of recognizing segments, the identification of reportable segments, the format and period of segmental report, the contents of segmental information and the methods iv 31 of analyzing the segmental report, etc. for accountants to get non - consolidated information of a company ' s or an enterprise group ' s subsidiaries by geography and industry, an operating scheme is needed to guide the segmental reporting
在本文的第二章中作者對分部報告準則中的幾個重要的問題進行探討，對分部的報告主體、分部的劃分標準、可報告分部的確定、分部報告披露內容、期間及形式以及如何對分部報告作財務分析進行了分析及論述，闡明了自己的意見，提出了改進建議。為了便於財務人員收集數據，得到非合併信息，我們需要一個具體的操作方案來指導分部報告的編制。分享友人