糙度計 的英文怎麼說
中文拼音 [cāodùjì]
糙度計
英文
roughometer-
Detection : carbon - sulfur analyzer, oxygen analyzer, glazing machine, rockwell ( vickers ) hardometer, profile projector, surfagauge, scan electron microscope, laser conductometer, magna - check, universal measuring instrument, metallograph and image analysis system, abrasion tester, universal test machine and other advanced analysis and detection equipment and instruments
檢測類:碳硫分析儀、氧分析儀、試驗室用拋光機、洛(維)氏硬度計、輪廊投影儀、表面粗糙度測量儀、掃描電鏡、激光熱導儀、磁力探傷機、萬能測量儀、金相顯微鏡及圖像分析系統、磨損試驗機、萬能試驗機及其它的先進的分析檢測設備和儀器等產品類。Based on the diopter status of myopia and hypermetropia, the paper presented the principle of excimer laser refractive surgery, the change of impacting cornea curvature on the cornea diopter. in this chapter, we also discussed excimer laser - corneal tissue interactions and photoablation. determine the relationship between the fluence of arf excimer laser and the cornea ablation rate, attain the relationship between the energy density and the ablation depth
研究了激光與生物組織相互作用、光蝕作用及準分子激光消融角膜的機理;首次定量研究193nm準分子激光高斯光束的切削量與能量密度的關系,計算單個激光脈沖角膜切削量;發現了角膜曲率對切削效果的影響,首次提出了角膜曲率半徑、切削位置與切削深度的關系;首次定量確定了激光光斑參數及其排列方式對術后角膜表面粗糙度的影響,為更精確實現角膜切削和提高切削后角膜表面光潔度、減少手術后角膜渾濁及角膜表面術后不規則提供了理論依據。Minute hardness testing systems, hardness meters vickers, rockwell, shore, metalloscopes, magnetic detectors, demagnetizers, metallographic inspection devices, surface roughness meters, electrical micrometers, air micrometers, mu meters, electrical converters, bore micrometers, cylindrical gauges, block gauges, eccentricity meters, precision bases, others
微小硬度系統硬度計維克斯洛氏邵氏金屬顯微鏡磁力探測機脫磁機金屬組織檢查裝置表面粗糙測定器電微型壓力機空氣微型壓力機微米表電轉換器鏜孔微型壓力機缸徑規塊規偏芯測定器精密加工臺等等。Scientific research and design institute of cscec in guizhou cooperate with prof. peng xiaoqin, and research the bond technology of the new and old concrete. which are researched to four points as follows : 1. several major methods evaluating the degree of roughness were analyzed, and their advantages and disadvantages were analyzed
貴州中建建築科研設計院與重慶大學材料學院彭小芹教授合作,主要對新舊混凝土粘結技術進行了研究,主要集中在以下幾個方面: 1 .分析目前常用的幾種評價粗糙度的方法,並對每種方法的優缺點進行評述;提出一種簡便易行的測量粗糙度的方法,克服目前常用方法的缺點,並通過多組數據和灌砂法進行相關性分析,得出兩者之間的關系。In the current criteria, the principal parameters are given from linear elasticity analysis. the effects of cumulation in elasto - plastic working stage is hardly analysis. the stiffness calculation of current eccentric compression member is not specialy stipulated, with the result that the calculation of internal forces are crude
指出《規范》公式中的主要參數均基於線性(彈性工作階段)分析,對結構實際工作階段(包括彈塑性、塑性工作階段)由於損傷累積而引起結構性能的變化涉及較少,對常見的偏壓構件的剛度計算也未作專門規定,這使得以往內力計算較為粗糙。The scattering intensity of rough surface is computed, while the roughness, polarization, observation station and the refractive index are different, and the wavelength of incident light is 0. 48 m. the results indicates the rougher the rough surface is, the less the coherent scattering is ; the influence of the smaller refrective index is more than larger one by the polarization
計算了入射光波長為0 . 48 m時,不同粗糙度,偏振態,散射角以及不同折射率的粗糙面散射強度,結果表明,粗糙面越粗糙,相干散射越小,非相干散射越強;偏振態對折射率大的粗糙介質面影響較小,對折射率較小的介質面的影響較大。Based on wind speed observation record with drawback, it is proved that the exponent expressing terrain roughness can be calculated according the monthly maximum wind speed records at various height levels. wind characteristics of bridge site are determined by statistical method
針對橋址區風速觀測記錄的特點,證明了利用不同高度處月最大風速記錄推算地表粗糙度影響系數的可行性,並對通過最小二乘擬合得到的地表粗糙度影響系數進行統計分析,最終確定橋址區風特性。Considering the fact that the analog system is not so good as the digital system on the respect of variation of bandwidths and on the respect of switch between different bandwidths. this paper proposes to adopt the dds ( direct digital synthesis ) technique that produces chirp signals of different bandwidths to improve the situation of losing tracks for the ocean satellite altitude indicator in measuring coarse surfaces
現在的雷達基本上採用模擬系統產生線性調頻信號,由於模擬系統在帶寬變化方面和不同帶寬間切換方面不如數字系統,本文採用dds ( directdigitalsynthesis )技術產生不同帶寬的線性調頻信號以改善海洋衛星高度計在測量粗糙表面時存在的失鎖現象。Standard practice for computing international roughness index of roads from longitudinal profile measurements
從縱剖面測量計算道路國際粗糙度指數的標準操作規程An universal equation, which can be directly used to compute the compensation resulted by the surface roughness, was deduced according to the flat - bottomed echo formula
根據大平底回波聲壓公式推導出了工件表面粗糙度和補償量之間的關系,可直接通過計算得到表面粗糙度引起的衰減量。( 3 ) for parameterization of the sensible heat, the positively correlation between surface temperature and bulk transfer coefficient lead to a positive additional sub - scale flux. its magnitude is determined by the grid average roughness and average wind velocity on the reference level
( 3 )對區域感熱通量的計算而言,由於地表溫度和整體輸送系數產生一個正的次網格通量項,它主要由網格平均粗糙度和參考高度平均風速所決定。Thermal contact resistance is calculated by fem. the triangular model is considered more precise when its control angle equals 30 and an approximate formula is provided for calculation of the thermal contact resistance by comparing computation models
本文採用有限單元法數值計算接觸熱阻,提出控制角為30的三角形模型具有較高的精度,給出接觸熱阻的近似計算公式,並分析了表面粗糙度對接觸熱阻的影響。More attentions are taken to the applications of the interferometer for the quantificational and real - time measurements in the following aspects : the laser ' s wavefront, the homogeneity of laser bar, angle deviation of flatness optical components, and surface roughness
重點研究了數字式波面干涉儀的應用,定量、實時測量了激光波前質量、激光棒波前畸變、利用波面計算錐體棱鏡角度、表面粗糙度等。The additional sub - scale flux is mainly determined by the average grid value, coefficient of variation and correlations among the meteorology parameters. ( 2 ) the additional sub - scale turbulence flux is composed by two parts, one part is induced by the correlations among the transfer coefficient, surface temperature and soil humidity, another is caused by non - line relationship between the transfer coefficient and roughness, stability
( 2 )非均勻分佈引起的附加次網格地表湍流通量主要由兩部分組成:一是地表次網格上輸送系數和地表溫度、濕度的相關項,另一是由於模式中計算整體輸送系數時,整體輸送系數是地表粗糙度和穩定度的非線性函數所造成擾動項。One dimension river flow roughness parameter inverse analysis kalman filter is introduced into the model to solve stochastic error in observed data. applying kalman filter automatism revising system, dynamic roughness course is obtained. using dynamic roughness course the model result precision is improved, it is more consistent with observed data
對於一維河道糙率參數反分析,針對觀測資料存在的隨機誤差,引進卡爾曼濾波器的自動校正系統,求解出河道糙率變化的動態過程,使用動態糙率計算,明顯改善模型的模擬精度,使模擬過程和觀測過程很好吻合。At the same time, using remington ' s wheel - rail interaction model, calculate the interaction force between the wheel and rail and the input power of each subsystem. evaluate the mode count, damping loss factor and coupling loss factor. according the fundamental of the acoustics, predict the wheel - rail noise
同時利用remington建立的輪軌接觸模型,由輪軌間的表面粗糙度譜計算出了輪軌間的接觸力,並將其作為產生輪軌振動的激勵力得到了各子系統的輸入功率。With the methods of contradistinction and statistics, it then analyzed the effects influenced by rolling degree, corrugation degree, coarseness and rolling degree with a r shape on various frequencies of bearing, the result of which accorede with the one by means of regressed analyzing method
並利用對比、統計的方法分析了軸承滾道圓度、波紋度、粗糙度、滾道r形狀及大小對軸承低、中、高各頻段的振動和噪聲的影響。其結果表明,此分析結果與回歸分析結果相一致。It was showed that dlc gradient film material had a good stability of hemocompatibility, for its surface almost had no changes. in comparison, the hemocompatibility of t16a14v became worse since its surface had been heavily scratched and dense oxide films on its surface had been destroyed. fratal theory and image processing method had been applied to calculate the fratal dimension of tribological surfaces furthermore to elavuate the surface morphology and roughness
摩擦表面具有多尺度相似性和隨機性的特點,採用分形幾何理論描述表面的粗糙程度及形貌特徵,三維表面的分形維數可以作為一種尺度無關的粗糙度評定參數,利用圖象處理方法,通過材料表面的掃描電鏡sem圖象灰度數據來計算三維表面的分形維數。Measurement and characterization of surface texture is an important aspect of precision metrology. historically this has involved partitioning a profile into different wavelength regimes referred to as roughness, waviness and form followed by numerical quantization. parameters computed are then inspected for tolerance compliance to ensure a part performs its intended function. this approach is satisfactory when the specification has been carefully determined and the process is stable. however, when the manufacturing process is under development or when instability or modifications to the process invalidate specifications, there is a need to study surface finish parameters in relation to functional performance or process measures. in this context, the problem of surface texture classification and recognition are discussed. advanced techniques developed for this purpose along with applications are presented. also, the techniques discussed here will be useful across large bandwidth, from the characterization of nano scale to traditional micro scale surfaces
表面結構的測量與特徵描述是精密計量技術的一個重要方面,傳統上包括將輪廓情況根據不同的波長范圍劃分為粗糙度、波紋度和形狀及后續的數字量化.按算得的參數檢查它是否為公差允許,以保證零件執行其指定的功能.當技術特性已經經過仔細確定,並且其過程穩定時,該方法是令人滿意的;但是,當製造過程正在進行中或過程的不穩定、過程變化使技術特性失效時,就需要研究和功能表現及過程評定相關的表面參數.討論了表面結構的分類與識別問題.同時闡述了為此目的而開發的先進技術及其應用.所研究的技術對從納米尺度到傳統的微米尺度的較大帶寬范圍內的表面特徵描述都是有效的This thesis is not only discussing and analyzing mathematically the working principle of y type reflection fiber optic detector, but also deducing the fundamental calculating formula of reflection light intensity, and drawing the displacement - responding sensitivity curve. this thesis also points out the three characteristics curves corresponding to the detections in tiny displacement, biggish displacement, and superficial roughness. these are very creative and completely valuable in practicality
按題目要求,論文對y型反射式光纖探頭的工作原理進行了初步探討和數學分析,推導出反射光的基本計算公式,繪出了位移- -響應靈敏度曲線,並指出y型反射式光纖探頭進行微小位移、較大位移、表面粗糙度測試時對應的三個特徵曲線段,具有創新之處和實用價值。分享友人