缺量測尺 的英文怎麼說
中文拼音 [quēliángcèchǐ]
缺量測尺
英文
ullage board- 缺 : Ⅰ動詞1 (缺乏; 短少) be short of; lack 2 (殘缺) be missing; be incomplete 3 (該到而未到) be ...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 尺 : 尺名詞[音樂] (中國民族音樂音階上的一級 樂譜上用做記音符號 參看「工尺」) a note of the scale in ...
- 量測 : measuration量測精度 accuracy in measurement
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Steel tubes. measurement method of standard artificial defect for flaw detection
鋼管探傷對比試樣人工缺陷尺寸測量方法Refractory products. measurement of dimensions and external defects of refractory bricks. part 2 : corner and edge defects and other surface imperfections
耐火材料製品.耐火磚的尺寸測量和外部缺陷.第2部分:角邊缺陷和其它表面缺陷The measurement of defect and the common image processing methods are realized, such as histograms showing, invert transform, fake - color transform and curve transform. 3
設計並實現了x射線探傷圖像中缺陷尺寸的自動測量及一些常用的圖像處理演算法,如:灰度直方圖顯示、負像、偽彩色以及銳化等; 3The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics
採用霍爾元件作為缺陷漏磁檢測傳感器,獲得管道軸截面漏磁場切向分量的漏磁信號;研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法;分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性,研究了漏磁信號的小波去噪方法。Measuring parameters of wheel set is a necessary step for protecting transportation safety. but in our country, the measurement was done by using hands mostly. with the speedup of train, the current detecting methods could not meet the requirements of wheel maintenance
目前,我國鐵路車輛輪緣幾何參數、輪對尺寸參數和踏面缺陷參數測量大多還停留在手工階段,特別是列車提速以後,現有檢測方法已不能滿足車輛段修的要求,需要研製一種較高精度和可靠性的輪對綜合參數自動化檢測系統。Optical triangulation method was used to measure geometrical dimension parameters by laser displacement sensor scanning. both laser displacement sensor scanning and image processing technology were used to measure failure parameters. the detecting results of parameters of wheel set met the requirements of vehicle maintaining
輪對尺寸參數是利用基於激光三角法測量原理的激光位移傳感器來檢測,踏面缺陷參數的測量是利用激光位移傳感器和圖像處理相結合的方法來檢測,其測量精度達到車輛段修要求的技術指標。This dissertation concentrates on the difficult problems that the pipeline or pipe defects are not estimated or evaluated quantitatively, intelligently by mfl ( magnetic flux leakage ) inspection method. from the practical demand, theoretical analysis and experiments or testing, the mfl inspection technology of pipeline or pipe defects are explained, summarized in detail in the whole paper, at the same time, the relationship between the mfl field distribution, the mfl signal shape and the defect geometry or severity, the analysis of the mfl data and the compensation of influencing the relationship factors, signal feature extraction, intelligent recognition of defect parameters and so on are studied systematically
論文針對管道(鋼管)缺陷漏磁檢測定量化、智能化的難題,緊密結合檢測現場實際需要,通過理論分析和大量實驗,系統分析總結了管道(鋼管)缺陷漏磁智能檢測技術,並在缺陷漏磁場分佈以及缺陷漏磁信號與缺陷外形參數間的關系、缺陷漏磁信號分析、漏磁信號影響因素補償、缺陷漏磁場波形特徵提取和缺陷外形尺寸定量識別等方面進行了深入研究,主要成果和創新如下:引出磁偶極子模型近似分析常見缺陷漏磁場,針對磁偶極子模型的不足,將有限元方法應用到缺陷漏磁場分析,實現了常見管道樣本缺陷漏磁場的模擬。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。Abstract : in view of the quantity examination of weld defect by ultrasonic, on the basis of theoretical analysis and test, the cause, composition and contriling method of error of crack defect size h have been analyzed systematically, a controlling and statistical method of ultrasolic examination error has been put forward. this method is simple and suitable, and has been verified by test
文摘:針對焊縫缺陷超聲波定量檢測,從理論分析與實驗出發,系統分析了裂紋類缺陷自身高度尺寸h的檢測誤差的物理成因、組成及誤差控制方法,提出了一套實用簡潔並經實驗證實可行的超聲波檢測誤差控制及統計方法。Standard method for measurement of volume, rim diameter allowance, hight allowance, weight allowance and size of defects of domestic ceramic ware
日用陶瓷的容積口徑誤差高度誤差重量誤差缺陷尺寸的測定方法With the development of microelectronic products ( integrated circuit, printed circuit board, etc ) directing to high density, thin separation and low defect ratio, its inspection requirement is higher on aspects of precision, efficiency, universal, and intelligence etc. therefore, this paper researched on the general key techniques in the field of microelectronic products vision inspection, covered the shortage of traditional inspection on aspects of fast and precision locating, image mosaic, and fine defect test, completed theory study on physical dimension and defect inspection of microelectronic products based on machine vision, developed the prototype and used lots of experiments to prove its correctness and feasibility
隨著微電子產品(集成電路晶元、印刷電路板等)向著高密度、細間距和低缺陷方向發展,對其檢測技術在精密、高效、通用和智能化等方面提出了更高要求。由此,本文對微電子產品視覺檢測中的關鍵技術進行研究,彌補了傳統檢測在精確快速定位、圖像全景組合和精細缺陷檢測等方面的不足,最終完成基於機器視覺的微電子產品外形尺寸和缺陷檢測的理論研究和樣機研製,並進行了大量實驗證明其正確性和可行性,力圖為我國自主創新的微電子產品視覺檢測技術提供理論和實際借鑒。For lack of anthropometric datum about the elderly and the disabled, in chapter 2, according to a conclusion that senility of the elderly could result in some changes on body dimensions, the thesis amends " the human dimensions of chinese adults ", and approximately arrives at part human body dimensions of the elderly ; on the other hand, in view of some lower - limb disabled have strong dependence on wheelchair, the thesis gets to part approximate dimensions of lower - limb disabled in wheelchair by assuming that normal person sitting in wheelchair
由於缺乏老年人和殘疾人人體測量方面的權威性統計數據,在第二章中本論文根據老年醫學資料中關于老年人的身體衰老而引起的人體尺寸變化的結論,對中國成年人人體尺寸進行修正,從而近似推出老年人的部分人體尺寸;由於乘坐輪椅的殘疾人對輪椅的依賴性很強,論文假設健全人坐在輪椅中,近似得到坐在輪椅中的下肢殘疾人的部分人體尺寸。The research results include the follows : present some rules for selecting measuring method according to the characteristics of product, study some problems in data preprocessing such as noise removing, probe radius compensation, edge data extracting, sun - regions merging, and local data mending or re - sampling etc. to ensure the part cad models being built and assembled accurately at dimension and shape in re modeling application, three kinds of model modifying techniques are presented such as model - based modifying, drawing - based modifying and physical model - based modifying
這些問題包括:根據產品表面形狀及建模方法,提出了一些選擇測量方法的原則;研究了消除測量數據噪聲信號、 cmm測頭半徑補償、測量數據邊界處理、測量數據塊拼合、數據補缺與補測等測量數據預處理問題。為了解決復雜外形產品re建模經常遇到的零件cad模型配合問題與尺寸精度、形狀精度問題,作者研究了基於cad模型的修正、基於零件圖樣的修正、基於物理模型的修正等三種模型修正技術。The intelligent inspection system of pipeline is established and the project database is designed, the interpolation and signature map of defect mfl signal data are solved effectively, the feature automatic extraction and intelligent evaluation of geometric parameters of the defects are shown and proved practical ; the whole process of pipeline inspection are given step by step, these results and conclusions help improve the pipe defect recognition and solve some difficult problems in the field of pipeline mfl inspection
建立了管道(鋼管)缺陷漏磁法智能檢測和數據分析系統,設計了系統工程數據庫,實現了缺陷漏磁場數據的插值和圖像處理,完成了缺陷漏磁場特徵自動提取和缺陷外形尺寸的智能識別,給出了管道缺陷漏磁檢測的整個步驟和過程。這一切解決了國內管道漏磁檢測的定量化、智能化的難題,補充了國外管道漏磁檢測的不足。分享友人