焦性 的英文怎麼說
中文拼音 [jiāoxìng]
焦性
英文
coking焦性石墨 pyrographite-
Active carbon from petroleum coke
用石油焦生產活性炭Focusing properties of gaussian beams passing through a bifocal lens
高斯光束通過雙焦透鏡的聚焦特性In particular, we will focus on the ability of cell fusion that is caused by viruses to induce chromosomal instability, a common affliction of cancer cells that has been thought to underlie the malignant properties of cancerous tumours
特別是,我們將聚焦于細胞的融合能力,該能力由病毒引起來誘導染色體不穩定性,而不穩定性則是癌癥細胞中常見的異常,其被認為癌癥惡性特徵的基礎。Because this type of contract ' s great majority takes the obvious administration purpose, comparing with general civil contract, administration contract has the bigger specialty ; its quality and relief have been focus issues
由於這類合同絕大多數帶有明顯的行政目的,與一般的民事合同相比,具有較大的特殊性,其性質及其救濟一直是人們爭論的焦點。Investigation of coking property by datong coal field blending coal
大同煤田雙系煤種焦化性質的探討The lumping scheme and reaction network of this model largely decrease the complexity of model and demand for detailed component analysis, so it is easy to apply this model to the commercial units. the catalyst coking model with average activation function of catalyst is presented
深入探討了重整催化劑的結焦失活機理,首次提出了連續重整裝置催化劑失活的平均活性函數概念,給出了催化劑結焦失活模型。Aliphatic alcohol ehter alkyl capping series products have many particular properties, such as, low foam, strong lipophilicity, strong acid - base stability, good emulsification, low pour point, little viscosity change, chlorinated stability, heat resistivity and good property of anti - coking
脂肪族醇醚的烷基封端系列產品具有很多獨特的性質,如泡沫低、新油性強、酸堿穩定強、乳化能力好、流動點低、粘度變化小,氯化穩定性、耐熱性、抗結焦性能力好。In fact, laser beam quality is a main parameter that has key action on laser materials processing from the beginning to the end. in this dissertation, the parameter used to evaluate laser beam quality is proposed. the influence of beam quality on beam propagation and focus are studied in theory and measurements separately
本文以光束質量為主線,研究了光束質量對激光製造技術貫穿始終的重要作用,提出了以描述激光束聚焦特性為核心的光束質量評價參數;理論分析,並實驗驗證了光束質量對光束傳輸和聚焦性能的影響;最後,以激光焊接為實例,研究了光束質量對激光加工過程的影響。Relationship between fluorescence features and cokability of coking coal
煉焦煤的熒光特性與其結焦性的關系A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied
本論文在激光光束波前畸變檢測和控制上進行了新的探索,主要就空間相位調制環路徑向剪切干涉儀以及它對波前畸變的檢測和液晶空間光調制器及其對中頻段波前畸變的控制進行了研究,其研究的內容和取得的成果如下:一、根據標量衍射理論,結合低頻波前畸變的高斯隨機位相分佈模型,研究了不同均方根梯度低頻畸變波前對激光光束焦斑聚焦性的影響,並採用描述中頻段波前畸變的功率譜密度概念,模擬計算了它對激光焦斑旁瓣的貢獻。Imaging formula and object - image scale formula of laser beam transferred by focus lens are deduced according to the abcd law of matrix optics, and the factors that effect on beam focus properties are analyzed based on these two formulas
根據矩陣光學變換的abcd定律,推導出激光束經過單聚焦鏡變換后的成像公式和物像比例公式,並在此基礎上討論光束質量和聚焦系統特性對光束聚焦性能的影響。In order to deal with effect of the high damping, focusing probe with focused sound field is used in testing. the image device of ultrasonic c - scanning, which has functions of ultrasonic testing, pc - based control, data collection, data storage, data processing and image displaying together, is applied in testing for the sake of visual testing result
為了克服高阻尼影響,採用了具有聲束聚焦性能的聚焦換能器對不同形狀的該種復合材料工件進行檢測;為了得到直觀的檢測結果,運用了將超聲檢測與微機控制和微機進行數據採集、存貯、處理、圖像顯示集合在一起的超聲c掃描成像技術,並得到了工件內部缺陷的橫截面圖。Influence of activation time on characteristics of active coke
活化時間對煤制活性焦性質的影響So far the researches on ultrashortpulse laser - matter interaction concentrated on infrared regime, yet ultraviolet laser has the advantage in intense field physics and icf researches for its short wavelength and less nonlinear effects
迄今為止,超短脈沖激光及其與物質相互作用的研究大都集中於紅外光譜范圍,而紫外準分子短脈沖激光系統由於其波長短、非線性效應小而具有良好的聚焦性能。Study on anti - coking property of ie catalyst
催化劑抑制結焦性能研究In chapter 3, by using theoretic analysis the focusing properties of an ideal annular beam is demonstrated. the intensity distribution near the focal point is given explicitly to show the influence of the ratio of inner to outer radius
第三章,從理想的環形光束出發,先在理論上分析了環形聚焦光束在焦點附近的光強分佈情況和光束內外徑之比(占空比)對聚焦性質的影響。The design results and the performance evaluation of f - theta200 and f - theta500 are given in detail. the designed lenses are simple and compact and their cost are low. the focusing performances are within diffraction limit, the relative illuminations quite uniform and the distortion relative to the f - theta linear relation small
詳細給出了f - theta200和f - theta500的像質評價和研製結果,所研製的f - theta鏡頭具有工作面積大、結構簡單緊湊、加工成本較低、聚焦性能達到衍射極限、工作面上相對照度分佈均勻、能量集中度高和畸變小等優點。A practical soft - edge annular beam is also studied numerically and the similar properties are obtained t6 confirm our analysis
然後利用數值模擬的手段,研究了帶軟化因子的環形光束的聚焦性質,從而在整體上給出了環形光束的聚焦性質。Chapter 3 : in this chapter, the propagation characteristic and focusing properties of elegant hermite - cosh - gaussian ( ehchg ) beam through a finite aperture are investigated. the variance of the beam width, the generalized analytical expression of mg2 - factor and the power fraction of the truncated beam are derived theoretically and illustrated numerically
第三章:討論了eleganthermite - cosh - gaussian ( ehchc )光束通過有限孔徑的傳播特性和聚焦性質,得到了其光束束寬, m ~ 2因子及能量分數的解析表達式,並分析了影響光束參數的因素及其變化規律。The ray equation and the self - focusing character of light signal in the optical fibre
光纖中信號的射線方程及其自聚焦性質分享友人