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second curvature radius 第二曲率半径
The equations of thecurvature,curvature radius on hypocycloid"s tooth profile are deduced. 在此基础上分析推导了各种型式的滚子链谐波传动的传动比计算公式。
In fact, it is difficult to obtain zero curvature radius at the tip of crack because of narrow ligamentum. 由于韧带较窄，机械加工难以获得深切口尖端的曲率半径为零。
Results indicate that the sheet metal with the thickness of 1mm and curvature radius 200mm sharply wrinkle in the multi-point die(MPD) forming mode. 文章用显式动力学算法进行了数值模拟,结果表明,采用多点模具成形工艺成形1mm厚度的板料时,曲率半径为200mm的成形件起皱明显;
Furthermore, we provided the criterion distinguishing edge inflexion and sleek curve section and the method computing inaccurately curvature radius and approximate perimeter. 同时给出了利用这些参数判别边界角点、边界光滑段的判据 ,以及估算曲率半径、等效周长的方法 ;
This paper first analyzes the reason of the aliasing and the common methods for anti aliasing, and then proposes a method for adaptive anti aliasing based on the curvature radius. 摘要从图形走样产生的机理出发，分析了图形学中常用的反走样方法，并在此基础之上针对曲线的特点提出了一种基于曲率半径的自适应反走样方法。
The minimum curvature radius method is used to compute hole trajectory data (such as ZD,XE,YN,HOFF,HOAZ, etc. ) to draw the highly deviated well hole trajectory graph. 用最小曲率半径法计算井眼轨迹数据(如ZD、XE、YN、HOFF、HOAZ),绘制出大斜度井的井眼轨迹图。
The curvature radius was derivated and the contact stress of the three-arc-sect isometric type surface was calculated through the elastic dynamics theory. 应用弹性力学理论，推导出接触点的曲率半径，对三弧段等距型面联接进行接触应力计算。
JI Hong, SONG Xin-jiang.Method for calculating least value of curvature radius of e-lgp curve[J].Water Resources and Hydropower Engineering, 2001, 32(10):46-47. [3]姬宏;宋新江.;e-logp曲线中曲率半径最小值的数值求法[J]
The data transform program has been compiled with MATLAB,which sequentially finishes transformation of part curvature radius into control coordinate of machine tool. 用MATLAB编写了数据转化程序,完成了变曲率零件从型值点的曲率半径到机床控制坐标的转换。
Little has been presented about the existing small curvature radius U-shaped prestressed tendon,whose practical elongation value and theoretical stretching elongation deviate greatly from each other. 基于现有规范小曲率半径U形预应力筋张拉伸长量缺乏陈述,而该类预应力筋实测伸长值和理论伸长值偏差过大。
Further more, this algorithm also provides the criterion distinguishing edge inflexion and sleek curve section and the method computing inaccurately curvature radius and approximate perimeter. 同时给出了利用这些参数判别边界角点,边界光滑段的判据,以及估算曲率半径,等效周长的方法;
In track simulation,the corresponding earth equivalent radius of a track in a specific range is approximate to the earth curvature radius of the latitudinal location of the target. 介绍了在航迹模拟中,一条航迹在一定范围内对应的地球等效半径,可以近似为目标所在的纬度的地球曲率半径。
R902 qroove curvature tester possesses autocontrol, digital display and autorecord in application to measure the curvature radius and the shape of inner or outer ring grooves of precision bearings. R902沟曲率测量仪采用自动控制、数字显示、自动记录等技术,具有技术先进,结构简单,操作方便等特点;适用于精密轴承内外圈沟道的曲率半径及沟道形状的测量;可应用在精密轴承生产中的精加工工序间和计量室。
The analytical results show that the influence of the variation of belt tension is most obvious,and that of the slotting angle and run-up angle are secondary on the curvature radius. 张力的变化对曲率半径的影响最大,成槽角及抬高角的变化对曲率半径的影响也较大。
Keywords pipy belt conveyor;curvature radius; 管状带式输送机;曲率半径;
curvature radius of peak crest r 峰顶曲率半径r
He singled and went to second on a passed ball. 他击出一垒打，再因对方漏接而跑上二垒。
The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。