file of precision 中文意思是什麼
file of precision
解釋
精密銼-
This paper aims at the shortages, which are too much information, too long - processing time, low precision, needing checking and revising, of stl form file in the front processing of laser rapid prototyping, it puts forward a method of 3 - d cad model direct slicing, and it will process section profile curve that direct slicing produces so that this section profile curve will be used in sequent numerical controlling machine tool. direct slicing on the model can reduce data - processing time and file dimension, advance precision of work pieces
本文針對快速成形前處理過程中使用的stl （ stereolithography ）格式文件的信息冗餘量大，數據處理時間長，精度差，需要檢查和修改等缺點，提出了對三維cad模型直接切片的方法，並對直接切片獲得的截面輪廓線進行了處理使之能夠被后續的工控機所使用，通過對模型的直接切片，能減少數據處理時間，降低文件規模，提高工件精度。 -
In view of requires of precision agriculture and specialties of farmers, it tentatively use visual c + + to devise a software without gis platform. the software is developed to process the fused data and use grid graph to express field information. in the software, users can transmit the fused data to computer via serial communication between gps receiver and computer, and users can choose longitude latitude and attribute information from the fused data, and store these data in a data file
在本論文中，通過對國內外獲取、表達基礎農田信息的研究現狀的分析，基於gps接收機獲取的定位信息與常規檢測儀表信息的融合，提出了gps接收機與常規檢測儀表結合，快速實時地獲取農田空間位置信息和屬性信息的方法；針對精細農業實踐的需要和農村用戶的特點，試驗研究脫離gis平臺以圖形的形式表達農田信息，應用visualc + +編程語言從底層開發具有gis功能的應用軟體。 -
In the present rapid prototyping technologies, however, the stl file based data processing method and the staircase effect, which is inevitable during rapid prototyping process, restricts the further improvement of the part precision
然而在快速成形技術中，目前普遍採用基於stl文件的數據處理方式，再加上在成形過程中難以克服的階梯效應，這就在一定程度上限制了製件精度的進一步提高。 -
The stl file is a triangularization representation of cad model surface. using it to represent cad model will reduce the part precision
Stl文件是cad模型表面的三角化表示，無疑會造成精度損失。 -
The system is compatible with the various different types a / d converters, carry out the functions of the vibration signal sampling, the saving of data file, the timely wave showing, the configuration table edit, the former data return and data analysis etc. the functions of signal analysis include the time field statistics analysis, the time field mutual analyzing, the frequency spectrum analyzing, the relevant analysis, the transmission function analysis, the demodulating analysis, and the short fourier transformation of the time and frequency field etc. experiments verify that the system carry out stably and credibility, various functions is achieved, has precise analyzing results, high calculating speed and high precision, the expected targets have been reached
該系統可以兼容多種不同型號的數據採集設備，實現了振動信號的採集、數據文件的存儲、波形的實時顯示、組態表編輯、歷史數據回放與數據分析等功能。系統的信號分析功能包括時域統計分析、時域相關分析、頻譜分析、相干分析、傳遞函數分析、解調分析以及時頻分析中的短時傅立葉變換等。經試驗驗證表明，系統運行穩定可靠，各項功能工作正常，數據分析結果準確、運算速度快、精度高，達到了預期設計目的。 -
Through seismic disposal, interpreting, instruct drilling work to two - dimension seismic area of the well shu - 121, three - dimension seismic area of the well shu ~ 103 area in the yushulin oilfield, the paper has proved research outcome, also proved it effective to development oilfield that high discernibility disposal increases interpreted precision of old seismic file
本論文通過對榆樹林油田樹121二維地震工區、樹103三維地震工區進行地震處理、解釋，指導鉆井開發，驗證了論文研究結果的正確性，證明了高解析度處理提高老地震資料的解釋精度對開發油田是有效的。
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