special passenger car 中文意思是什麼
special passenger car
解釋
特種轎車（特種用途的轎車,如檢閱車,指揮車）-
Under the background of the research work - " expert system of hydraulic brake system design for saloon car, small and medium passenger car " for nanjing yuejin automobile group, in this paper, a set of special cad software for vihicle brake was developed in which the researchful object was brake, . the cad supporting software was pro / engineer and the developing language was vb. the project of discreted brake was raised and 3d graphic parametric library of typical parts and assemblies was established. 3d solid modeling and parameter - driven between dimensions and relations were accomplished using pro / engineer
本文以南京躍進汽車集團的橫向課題「轎車、中小型客車液壓制動系設計專家系統」為背景，以制動器為研究對象，以pro engineer為cad支撐軟體，採用vb語言，開發了一套汽車制動器專用cad系統；提出了制動器離散化方案，構建了參數化的制動器典型零部件三維圖形庫，使用pro engineer實現三維實體造型以及尺寸與關系的參數化驅動；圖形庫系統採用參數化圖庫引用、管理機制並擁有一個開放的擴充介面；研究了pro engineer二次開發模塊pro toolkit ，解決了同步模式下定製程序界面的問題，並實現與pro engineer的通信；建立了制動過程數學模型，推導了制動方程式並給出相關解法，編制了制動器數值模擬分析程序；構建了制動器設計資料庫。 -
By means of trigonometrical progression method and the mainline track spectrum, the sample function of the chinese mainline railway track random geometric irregularity is simulated. with the data obtained from track geometry inspection car on qinhuangdao - shenyang special line for passenger transport and arma time series model, the sample function of high - speed railway track random geometric irregularity are simulated. based on existing literature, the artificial bogie crawl waves at various different speeds are randomly simulated
根據我國干線鐵路軌道譜，採用三角級數法模擬出干線鐵路和準高速鐵路軌道不平順的樣本函數；根據秦沈客運專線高速試驗段軌檢車資料，採用arma時間序列模型模擬了高速鐵路軌道不平順隨機樣本函數；在既有研究資料的基礎上模擬出各種速度客車構架人工蛇行波；用隨機變量描述道床橫向剛度，並進行了隨機模擬；將振動理論和穩定理論結合建立系統的分析模型和運動方程；根據monte ? carlo法編制了車輛?軌道耦合系統隨機振動分析程序，進行了無縫線路隨機動力響應分析，通過試驗對計算模型、計算方法進行了驗證。
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