spread angle 中文意思是什麼
spread angle
解釋
擴散角-
( 6 ) in this paper. adopting fea software ansys to simulation and analysis the al ecap process. in order to spread out studying of ecap in the future. the results show : die comer angle, the radius of round angle, the friction coffience of workpiece and die, the properties of die ( elastic modulus, possion ratio ) et al, have some degree impact on the deformation of materials
（ 6 ）採用有限元（ fea ）分析軟體ansys對al的擠壓過程進行ecap模擬與分析，為后續研究工作做好鋪墊，分析結果表明：外切角、圓角半徑、試樣與凹模之間的摩擦系數、凹模本身的特性（如彈性模量、泊松比等）等等，對材料的變形量都由不同程度的影響。 -
The ratio of the flux emitted within the solid angle defined by the beam spread, to the bare lamp flux
由光束角限定的立體角內輻射出的光通量與裸光源光通量之比。 -
The position and size of the monochromator, focusing curvature radii and tilting angles of the germanium focusing monochromator under different different take - off angle, size and divergency of the second collimator and intensity loss due to the use of it were determined. the neutron flux at different wavelength, under different reflection and take - off angle of the monochromator and divergency of the first collimator, were given. the simulation on the aperture used for limiting beam size in front of the sample showed that, smaller the size of the aperture and further the distance from the aperture to the sample, greater the loss of the intensity and more serious the spread of the beam along vertical direction at the sample position which makes the practical sampling volume greater than expected
用蒙特卡羅模擬方法對中子應力衍射譜儀的設計方案進行了優化研究，提出了一系列可供參考的數據：確定了單色器的位置、尺寸、垂直聚焦單色器在不同起飛角下的聚焦曲率半徑和傾角；討論了第二準直器的尺寸和發散，以及使用第二準直器造成的強度損失；給出了在不同單色器反射面、起飛角、中子波長和第一準直器發散度的情況下樣品處的中子注量率，以及多種組合情況下譜儀的解析度曲線；對限束方孔的尺寸、距離樣品遠近對強度損失和測量中的影響做了深入研究。 -
The software designed for the system is validated by experiments and proved correct. the system can s imulate the real air - stream and put it on missile ' s wings to make them work under the same force environment as the real spread process, so the relationship of explosive stuff and attack angle can be calculated
本文所設計的監控軟體已通過實際系統的驗證，說明整個系統的設計是合理正確的，能夠真實的模擬力矩，產生一種類似真實氣流阻力的載荷，並將其正確施加於彈翼（尾翼）上，使彈翼（尾翼）能在與展開過程中實際受力相同的狀態下工作。 -
It is found that the liquid kerosene of injection upstream cavity could finish the process of atomization and evaporation in short distance, and enter into cavity through convection. aft wall is the primarily area of flame holding in cavity, and the only area when near the lean blowout limit, flame in area of fore wall are spread from it. cavity shear layer in reaction flow angle greatly to the main flow direction, and couldn ’ t reattach to aft wall anymore, it appears great difference in characteristics of cavity flowfield between non - reaction and reaction state
研究發現:凹腔上游噴注的液體燃料能夠迅速霧化、蒸發，並在較短距離內依靠對流輸運過程進入凹腔內部;凹腔後壁始終是凹腔火焰駐留的主要區域，在貧油極限時，也是唯一區域，並存在明顯的火焰由後壁向前壁的傳播過程;燃燒狀態下的凹腔剪切層以較大角度向下游主流發展，不再附著于凹腔後壁，與冷流中的凹腔流場特徵相差較大。 -
Also through the introduction of post - industry social theory and information social theory, we see the changing procedures of these two factors. all these will provide a new angle of viewpoint for us to understand and explain exhibition design, and also make us possible to re - know and re - discuss the content, role, standard of value and method of exhibition design from the aspects of information creation and spread abroad
通過后工業社會理論和資訊社會理論的引入，可以看到這兩個因素的變化，這使得展示設計進一步發展，同時也為我們提供了看待和解釋展示設計的新角度? ?使我們得以從資訊創造和傳播的角度來重新探討當代展示設計的內容、角色、價值標準以及工作方法。 -
Put finger at an angle on the surface of the heater, spread the grease evenly over the surface with one forward and backward movement
請在拆卸原舊定影膜時，注意定影膜導電圈（即定影膜帶有標記一邊）位置；取下已損定影膜，把陶瓷片邊緣、塑料支架各部分用棉簽和酒精清潔干凈。 -
In the second chapter, a wideband mimo channel model with multiple - tap was integrated according to the angle of departure of the transmitting signal and its spread angle, the angle of arrival of the receiving signal and its spread angle, power azimuth spectra, doppler spectrum and the geometric construction of antenna array both sides of transmit and receive, on the basis of full research on the theories of space - time channel model proposed in the recent literature
第二章在對最近文獻中提出的一些空時通道模型理論進行詳細研究的基礎上，根據發射信號的離開角及其擴展角、接收信號的到達角及其擴展角、功率方位譜、多普勒譜和收發兩端天線的拓撲結構，綜合了一個多抽頭的寬帶mimo通道模型。 -
The load control system has already passed the test ' s validate. it shows that the design of whole system is correct. the system can truly simulate the real air - stream and put it on missile ' s wings to make them work on the same force situation as in the real spread process, so the relationship of explosive stuff and attack angle can be confirmed
本文所設計的加載控制系統已通過實際系統的驗證，說明整個系統的設計是合理正確的，它能夠真實地模擬類似真實氣流阻力的載荷，並施加於彈翼或尾翼，模擬其在真實工作環境下的受力狀態，可以測算導彈攻角與火工品填藥量的關系。 -
Paper is divided into five chapters, chapter one is introduction, summarize the problem of community and present situation of its informative ; chapter two is theoretical discussion, summarized up the relative conception of community and informative community, built a theoretical platform for text to spread out ; chapter three discussed type partition of community and the standard of construction of each kind of community ; chapter four is the focal point, deeply discussed for different informative construction level of three kinds of community, including the community service informative and the construction of community informative network platform, at the same time give certain suggestion for the operation pattern of community ; chapter five discussed tendency of community development, and for meeting development to community based on learning, put forward three kinds of management pattern, and from angle of economic based on knowledge, put forward innovation and development for community management
全文分為五章，第一章是緒論，綜述討論社區及其信息化的研究現狀和存在的問題；第二章是理論論述，對社區及信息化社區的相關概念進行歸納，為全文的展開搭建了理論平臺；第三章討論了社區的類型劃分和各類社區的建設規范；第四章是全文的重點，對三類不同層次的社區的信息化建設進行深入討論，包括社區信息化網路平臺的建設和社區服務信息化的建設，同時對社區的運行模式給出一定的建議；第五章論述了社區的發展趨勢，和為了適應目前創建學習型社區的發展趨勢而針對三類社區的建設特點提出的管理模式，並從知識經濟角度來考慮社區的管理，提出對社區管理的發展和創新。 -
Furthermore, the mean algorithm is not sensitive to the spread angle and has a better performance
此外，均值法對分佈角不敏感，且性能較優。 -
Simulation results demonstrate that when snr is high and spread angle is not big, the central frequency algorithm and the median algorithm are almost identical ; while when snr is low, the median algorithm outperforms the central frequency
模擬結果表明，在高信噪比和分佈角不大時，中頻法和中值法的性能幾利相同；但在低信噪比時，中值法優于中頻法。
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