This department has developed a simple stamp duty computation program to help you calculate the stamp duty payable on property transfer instruments i . e . agreements for sale of residential properties and assignments of non - residential properties and tenancy agreements 本局制作了一個(gè)簡單的軟件,幫助你計(jì)算物業(yè)轉(zhuǎn)讓文書即住宅物業(yè)買賣協(xié)議和非住宅物業(yè)樓契及租約的應(yīng)繳印花稅。
It carries out hydraulic computation and analysis of water supply networks and constructs the computation programs for the optimal designing of urban water supply networks using annealing and genetic algorithm . some improvements have also been achieved in the algorithm suitable for network optimal design 通過對給水管網(wǎng)水力計(jì)算分析、管網(wǎng)優(yōu)化設(shè)計(jì)的研究,用模擬退火算法及遺傳算法編制了城市給水管網(wǎng)優(yōu)化設(shè)計(jì)的計(jì)算程序,并作了適合管網(wǎng)優(yōu)化設(shè)計(jì)的算法改進(jìn)。
The equivalent circuits is synthesized for the case where the te10 mode is the only propagating waveguide mode , which based on basic waveguide - circuits equivalent circuits such as cross - coupled coaxial line rectangular waveguide junctions , rectangular waveguide transmission lines etc . then we make the computation program for the equivalent circuits to analyse and optimize the vco circuit , and get the each parameter ' s influences on vco output signal 本文從波導(dǎo)電路的等效電路出發(fā),綜合出3mmvco基波工作時(shí)只考慮te10模的等效電路,依據(jù)此編制程序完成了振蕩器電路的分析優(yōu)化,得出了電路中各個(gè)參數(shù)對振蕩器頻率溫度穩(wěn)定度性能的影響。
This article is to analysis the building fire automatic sprinkling system , which accords the formulate of automatic sprinkling fire system design specification ( gb50084 - 2001 ) , uses hydraulic computation and basic formula , on basis of automatic system network configuration , and adopts project programming software visual basics . 0 and microsoft access2002 data base to composite hydraulic computation program of building fire system , and to realize building fire automatic sprinkling system design computerized 本文對建筑消防自動(dòng)噴水滅火系統(tǒng)(以下簡稱:自噴系統(tǒng))的分析,依據(jù)《自動(dòng)噴水滅火系統(tǒng)設(shè)計(jì)規(guī)范》 ( gb50084 - 2001 )的規(guī)定,利用水力計(jì)算方法和基本公式,在自噴系統(tǒng)管網(wǎng)布置的基礎(chǔ)上,采用工程編程軟件visualbasic6 . 0和microsoftaccess2002數(shù)據(jù)庫進(jìn)行建筑消防系統(tǒng)的水力計(jì)算程序編制,實(shí)現(xiàn)建筑消防自噴系統(tǒng)設(shè)計(jì)中的計(jì)算機(jī)化。
In this dissertation , the numerical computation for the acoustic radiation problem ( arp ) is studied deeply and systematically in the theory , method and the application technique , based on analyzing the situation of the home and abroad on the numerical computation for the acoustic radiation problem . the calculation formulas of the boundary element method ( bem ) for the exterior acoustic radiation problem in the full - space and half - space are deduced , based on the wave propagation theorem ; the arising of the non - unique solutions , which is associated with the application of the boundary integral equation ( bie ) in acoustic radiation problem , is analyzed and proofed ; the improved combined helmholtz integral equation formulation ( ichief ) is presented to overcome the non - uniqueness problem more effectively and reliably ; the determination of the singular integral coefficients on various occasions is analyzed ; the properties and treatments of the singular integrals with different orders axe studied ; the computation program of the cubic spline ichief is developed and its ability to overcome the non - uniqueness problem and feasibility to discrete the surface coarsely with the sufficient calculation precision are examined through examples 第二章在聲波動(dòng)理論基礎(chǔ)上,詳細(xì)地推導(dǎo)出對應(yīng)于無限域和半無限域的外部振動(dòng)聲輻射問題的邊界積分方程計(jì)算公式;根據(jù)fredholm積分理論,對利用邊界積分方程計(jì)算振動(dòng)聲輻射問題過程中解的非唯一性的產(chǎn)生進(jìn)行了分析和證明;改進(jìn)了chief法以提高其克服解的非唯一性的有效性和可靠性;對不同條件下奇性系數(shù)的計(jì)算、強(qiáng)奇性積分的收斂性及其在變量替換時(shí)與普通積分的差異性、不同階奇性積分的計(jì)算、數(shù)值求積分等進(jìn)行了研究;開發(fā)了三次樣條改進(jìn)chief法計(jì)算軟件,并通過算例考核了該方法在特征波數(shù)處克服解的非唯一性的有效性和在保證計(jì)算精度的前提下實(shí)現(xiàn)剖分粗化以提高計(jì)算效率的可行性。
Patterns which are based on experience and experiment and wasteful in time , nonguarantecable in quality . high production efficiently is then achieved . and the same time , this paper puts forward a relative control system , changes and realizes the adjustment of spinning speed and the fixed increasing the technology and application of stone balls , yielding better economic efficienly . in the end of this paper , there is an appendix of computation program edited by c language , the geometry parameters of stone balls 同時(shí)通過恒定總流的能量方程和動(dòng)量矩方程,確定了風(fēng)水球轉(zhuǎn)速的計(jì)算方法,建立了相應(yīng)的控制系統(tǒng),改變了過去風(fēng)水球轉(zhuǎn)速、轉(zhuǎn)向固定不變的狀況,實(shí)現(xiàn)了對轉(zhuǎn)速轉(zhuǎn)向的調(diào)節(jié),設(shè)計(jì)了轉(zhuǎn)向控制系統(tǒng)和轉(zhuǎn)速控制系統(tǒng),提高了風(fēng)水球的技術(shù)含量和可觀賞性,從而獲得更好的經(jīng)濟(jì)效益。
In this paper , ackerman steering linkage of double - wishbone suspension is taken as the study object , choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics , applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered , and calling off many hypotheses affecting the accuracy , compared with the traditional methods , the models are better to reflect the realistic motion principles , the results are more exact and applicable moreover , the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component , working out the constraint reaction force of up and down ball joints , and developing the current computation program in the end , produce the upper wishbone geometry model in the ansys software package , meshing and carrying out the fea , testifying if the intensity of the wishbone meet with the requirements 本文以雙橫臂獨(dú)立懸架的轉(zhuǎn)向傳動(dòng)機(jī)構(gòu)作為研究對象,選擇對斷開點(diǎn)和節(jié)臂球銷的位置進(jìn)行優(yōu)化設(shè)計(jì),在此基礎(chǔ)上建立了基于多體系統(tǒng)動(dòng)力學(xué)的導(dǎo)向機(jī)構(gòu)和轉(zhuǎn)向傳動(dòng)機(jī)構(gòu)的數(shù)學(xué)模型,運(yùn)用該學(xué)科的運(yùn)動(dòng)學(xué)分析方法研究機(jī)構(gòu)的運(yùn)動(dòng)規(guī)律,編制了通用優(yōu)化設(shè)計(jì)軟件。由于考慮了更多的空間因素,取消許多影響準(zhǔn)確性的假設(shè),因此建立的數(shù)學(xué)模型與傳統(tǒng)的方法相比更能反映實(shí)際運(yùn)動(dòng)規(guī)律,得到的優(yōu)化結(jié)果也更加精確實(shí)用。此外,本文還針對導(dǎo)向機(jī)構(gòu)進(jìn)行受力分析,在建立該機(jī)構(gòu)的空間動(dòng)力學(xué)模型后,運(yùn)用多體動(dòng)力學(xué)中的動(dòng)力學(xué)分析方法研究各個(gè)桿件的受力,計(jì)算出上下球鉸的約束反力,并開發(fā)出了相應(yīng)的通用計(jì)算程序。