contact of line 中文意思是什麼
contact of line
解釋
接觸線-
This article takes the basic of agrotechnical diffusion as the main line, regards the whole system of agrotechnical diffusion as a dynamic consecutive course, and divided the course into three sub - systems, viz. science and technological innovation, technical diffusion and technical application. the contact of the three depends on the flow of information in different course in the whole system
本文以農業技術擴散的基本路徑為主線，將整個農業技術擴散系統看做一個動態的連續過程，並將這個過程劃分為科技創新，技術推廣和技術應用三個子過程，它們在系統中的聯系是由信息在不同過程間流動來完成的。 -
Studies on non - contact on - line inspecting method of echelon axis
階梯軸非接觸在線檢測方法的研究 -
The thesis developed the optimization design software of geometric parameter for the worm gear including strength check module, the drawing contact lines module, the change lines of tooth thickness of worm, and the parametric modelling software for the reducer which includes parametric modelling of parts and assembly. the cad prototype system is very convenient because of its accessible interfere, simple operation and written in chinese. by input design parameters ， the cad system can make optimization design and strength check for the worm gear ， draw contact lines of tooth flank of worm - gear and change line of tooth thickness of worm ， judge if the tooth flanks of worm undercut and if the sideward tooth of worm - gear hob come to a point ， make project design and structure design for the reducer and draw its 2d parts and assembly
研究和開發了平面二次包絡環面蝸桿傳動的參數優化設計和校核軟體系統：包括幾何參數設計計算模塊，強度校核模塊，繪制齒面接觸線模塊，蝸桿齒厚變化曲線模塊和蝸桿根切判別模塊；開發了平面二次包絡環面蝸桿減速器外形與結構尺寸數據庫以及傳動效率數據庫，建立了平面二次包絡環面蝸桿傳動公差及極限偏差數據庫；開發了平面二次包絡環面蝸桿減速器參數化建模軟體：包括零部件的參數化建模模塊和裝配圖的參數化建模模塊，其中零部件的參數化建模包括蝸桿軸系的參數化建模、蝸輪軸系的參數化建模、箱體的參數化建模、端蓋的參數化建模、軸承的參數化建模和其它零部件的參數化建模軟體模塊。 -
After expounding the power supply and current collection modes of the rolling stock in shanghai umt pearl line in terms of technology and economy, the author argues that two current collection modes shall be adopted for shanghai umt pearl line, i. e. a third rail collector be on skybridge while the overhead contact line on the ground
摘要闡述了城市軌道交通車輛供電受流方式的特點，並從技術和經濟兩方面對上海明珠線車輛供電受流方式進行了探討，提出了明珠線車輛應採用雙受流方式，即高架橋上採用接觸軌受流器受電，地面採用架空接觸網受電弓受電。 -
Analysis of the reason and control of ground settlement of subway at guangzhou subway no. 2 line kecun contact line fork
廣州地鐵客村聯絡線岔口段隧道工程地面沉降原因分析及控制 -
On the condition of “ many - head ” and “ small drive ratio ” ， the plane double enveloping hourglass worm can not settle the problem of undercutting and sharpening simultaneously. it has devoted to a new type hourglass worm _ sphere double enveloping hourglass worm. the coordinate system is established according to the frock. the meshing equation and the tooth equation of worm and gear have been developed and the distribution of contact line on gear tooth is analyzed. to evaluate the meshing quality ， four meshing quality indexes and five original parameters are put forward. through mass programming computing ， the relations between meshing quality and original parameters are derived and depicted by graphs
考慮到平面二次包絡環面蝸桿傳動在多頭小傳動比條件下根切與齒頂變尖的矛盾很難同時解決且嚙合性能較差，介紹了一種新型環面蝸桿傳動? ?球面二次包絡環面蝸桿傳動.在研究過程中，根據工裝建立了坐標系，根據一二包過程的運動關系推得了嚙合方程和蝸桿與蝸輪的齒面方程，分析了蝸輪齒面上的接觸線分佈.為了評價嚙合性能，提出了4項性能指標和5項原始參數，通過大量編程計算得到了嚙合性能指標與原始參數之間的關系，並以圖表直觀的表示 -
In line with the theories of the present pavement designs, the cement concrete pavement, with normal performance in the structure of every layer, ideal interlayer contact as well as good designs and construction, will usually not break until a long time of use or the time designed
按照現行路面設計理論，路面結構各層性能正常、層間界面接觸理想、設計和施工質量良好的水泥混凝土路面，一般要經過長期使用且達到其設計使用年限后才會開裂破壞。 -
Our centre acts as the first line of contact with the victim, either in person or on the telephone
當罪案發生時，受害人可在第一時間來本中心尋求協助。 -
Based on the construction of guangzhou metro line 3 welding process and quality control, this paper introduces the mobile contact welding, analyzes some key points during the process of welding, such as welding of rails in curved sections, environmental protection, the measurement of straightness on the welding junctions located in curved sections, the maintenances of equipment etc., holds that more attention shall be given to these points
摘要介紹了移動式接觸焊在廣州地鐵3號線中的施工工藝及施工過程；分析施工過程中應該注意的曲線鋼軌焊接、環境保護、曲線鋼軌焊接接頭平直度的測量、設備維修保養等技術要點。 -
According to the differential geometry theory, the principle curvatures and principle relative curvature of the spur gear and the fg in line contact and point contact, the tooth surface relative speed and the tooth contact interface are analyzed, whose distributing on the tooth surface are visualized by computer
在齒面的幾何特性研究中，利用微分幾何的原理分析了圓柱齒輪和面齒輪的齒面曲率、線接觸和點接觸面齒輪傳動的主誘導法曲率以及嚙合過程中齒面的相對速度和接觸區域計算問題，並獲得有益的結論。 -
Equations of mesh, shorting contact line, undercutting limit line, meshing limit lines and the existence conditions, angle between the direction of relative speed and the direction of contact line, induced normal curvature about every point on the contact line are established. moreover, the paper also theoretically analyzed the error of the grinded gear surface. on the basis of the theory, the computer program is worked out to automatically produce the contact line and the boundary curves of mesh. analysis of meshing circs under different parameters can be done so that we can gain the best process condition
首先對漸開面二次包絡理論進行了深入的探討，推導出了兩次嚙合的嚙合方程式、瞬時接觸線方程式、根切界限線方程式、嚙合界限線的方程式及其存在條件，相對運動速度方向與接觸線方向的夾角及接觸線上各點的誘導法曲率；此外，還對磨齒后工件的齒面誤差進行了理論分析；並在理論基礎上編制了相應的計算機程序，自動生成接觸線族及嚙合界限線，對不同參數條件下的嚙合情況進行分析，可以使工藝條件達到最佳狀態；最後研究了磨齒裝置，設計了磨齒機的傳動系統。 -
Tooth surface equations and contact line equations of the involute worm gearing are established according to its machining methodology. meshing characteristics in rigidity condition are studied. these characters include the inductive normal curvature along the contact line on the worm surface, the first and the second limit lines during the engage of the worm gear, and the influence of the intersect angle between the contact line the relative velocity of the worm and the gear on transmission performance
根據漸開線圓柱蝸桿傳動的創成方法，建立了漸開線圓柱蝸桿和蝸輪的接觸線方程式、齒面方程式，分析了漸開線圓柱蝸桿傳動的剛性嚙合特性，如蝸桿與蝸輪嚙合時的誘導法曲率、一類界限曲線、二類界限曲線和蝸桿與蝸輪間相對速度方向和接觸線方向的夾角對傳動性能的影響； 2 -
From analysis of the test results the conclusions can be obtained as follow : the coefficient of friction under line contact is same as under point contact
研究表明：線接觸微動摩擦因數變化與點接觸形式相同；位移幅值在部分滑移區時，表面粗糙度對表面磨損有影響。 -
It is different from under point contact that there is no stick area under line contact in the partial slip regime, and load distribution within line contact area is uneven due to roughness of surface
磨痕分析表明，承載區域接觸不均勻，存在虛接觸區域，其大小與表面粗糙度有關，而接觸區域沒有不磨損的粘著區，不同於點接觸形式。 -
By the research method, this paper bring up the trunk inland waterway net layout project of the " two vertical and three horizontal " to assist with the some contact line and the trunk inland waterway programming standard, and bring up to for guaranteeing program the project smoothly some suggestions into practice
通過本文研究方法運用，提出江蘇省干線航道網「二縱三橫」輔以若干條聯絡干線的布局方案合干線航道規劃標準；並提出為保障規劃方案順利實施的一些建議。 -
Now, with the advent of the cellular phone, a private line is readily accessible to anyone who wishes to maintain personal contact with close friends and family alike
現在，隨著手機的出現，任何人隨時都可以接進自己的私人電話，於好人和家人保持聯絡。 -
The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method
本文的主要工作有： （ 1 ）分析電力系統在發生故障時的運行狀態，尤其對三相傳輸線上的故障行波進行了分析和研究，推導了考慮相間耦合的三相傳輸線電壓方程，並將傳輸線上任一點的電壓與故障點電壓建立起聯系，得出了傳輸線上電壓信號在故障點處的奇異性，並以此作為構造新的故障檢測演算法的理論基礎； （ 2 ）將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中，針對目前相關研究的不足，提出了電力系統故障檢測判據的補充判據，通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析，給出了一個可行的解決方案；模擬研究表明：這是一個快速、準確、有效的故障檢測演算法。 -
Another hidden danger is the weakening of the impervious ability of the dam resulting from the closeness of the height of line seepage of the reservoir water level to the contact plane between the residual solum, talus solum and basement rocks
水庫水位浸潤線標高和殘坡積土與基巖接觸界面標高較接近，而使此高程的防滲能力更加薄弱，這也是此壩體的隱患之一。 -
After designing oil ditches on the surface of its arc - block, increase friction factor and make sure self - lock which solves above problem. do qualitative analysis to lower pair and one - way overrunning clutch and inner star - wheel - roller overrunning clutch by using self - made lever loader. the experiment shows : on the same condition, the deformation of new overrunning clutch ’ s surface contact with lower pair is smaller than the deformation of roller overrunning clutch ’ s line contact with higher pair and new overrunning clutch ’ s skid angle is smaller
對低副單向超越離合器的部件進行了加工製造，在超越離合器弧塊表面創新設計加工排油溝，增大摩擦系數，保證實現自鎖，解決了很多離合器工作過程中容易出現無法自鎖的問題;對低副單向超越離合器和內星輪滾柱超越離合器用自製杠桿加載器做了定性分析，實驗表明:相同條件下，新型離合器低副面接觸比滾柱離合器高副線接觸變形小、溜滑角小。 -
A line of springs is found frequently at the contact of two formations.
在兩個地層接觸處常會有一排泉出現。
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