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tangent

美 [ˈtændʒənt]英 [ˈtændʒənt]
  • n.切线;正切
  • adj.切线的;正切的;接触的;离题的

复数: tangents

tangenttangent

noun

1

切线
a straight line that touches the outside of a curve but does not cross it

2

正切
the ratio of the length of the side opposite an angle in a right-angled triangle to the length of the side next to it

习语

to suddenly start saying or doing sth that does not seem to be connected to what has gone before

tangent

频次

  • 1
    N-COUNT 切线
    A tangent is a line that touches the edge of a curve or circle at one point, but does not cross it.

  • 2
    PHRASE 突然偏离原来的思路;突然离题
    If someone goes off at a tangent, they start saying or doing something that is not directly connected with what they were saying or doing before.

    The conversation went off at a tangent.

    交谈突然偏离了正题。

noun

1
ratio of the opposite to the adjacent side of a right-angled triangle
Synonym: tan
2
a straight line or plane that touches a curve or curved surface at a point but does not intersect it at that point

数据来源:WordNet

  1. Failure Cause Analysis and Protection Methods for Bearing of Tangent Pump

    切线泵轴承失效原因分析及措施

  2. A Consistent Tangent Operator Based Boundary Element Method for Design Sensitivity Analysis

    用于设计灵敏度分析的一致切线算子弹粘塑性边界元方法

  3. The conversation went off at a tangent .

    交谈突然偏离了正题。

  4. These two curves are tangent .

    这两个弧相切。

  5. Method for measuring grain moisture content based on dielectric loss tangent

    基于介质损耗因数的粮食水分测量方法

  6. Calculation of Vapor - Liquid Equilibrium by Using Parallel Tangent Method

    平行切线法用于汽液平衡的计算

  7. On the properties of tangent lines at a point on surface

    曲面上一点处切线的性质研究

  8. Numerical method for the tangent stress at any given point of the interface

    界面一点切向正应力的数值计算

  9. The experiment research of gas seepage law in fracture under tangent stress

    切向应力对气体裂缝渗流规律影响的实验研究

  10. Two inequalities related to tangent function are proved in this paper .

    证明了与正切函数相关的两个不等式。

  11. Numerical Analysis of Flow Features for a Tangent Pump

    切线泵流动特征的整流场数值模拟

  12. Computer-aided Analysis of Data on Precise Measurement of Microwave Tangent Networks

    微波正切关系网络精密测量的计算机辅助数据分析

  13. A Modified Global Base Expansion Method Based on the Tangent Function Transformation and Its Application

    基于正切函数变换的改进型全域基展开法及其应用

  14. A Solution Method of Tangent Equation of Space Curve

    空间曲线的切线方程的一种求法

  15. Research on Virtual Instrument for On-line Measurement of Dielectric Loss Tangent

    虚拟介质损耗角在线检测仪的研制

  16. The Tangent Parameter Characteristic of the Microwave Network and It 's Applications

    微波网络的正切参数表征及其应用

  17. Calculation of leaf spring of varying stiffness with common tangent method

    渐变刚度钢板弹簧的共切线计算法

  18. Numerical analysis of flow features for a tangent pump with multi-phase position

    切线泵整机多相位定常流动数值模拟

  19. A new method to draw conical curves by the common tangent circle

    圆锥曲线的公切圆作图法

  20. Discussing on tangent plane and normal line on the curved surface

    曲面∑上切平面与法线的研讨

  21. Tangent measures can be used to describe the local behavior of a measure .

    切测度可用来刻画一个测度的局部性态。

  22. Tangent Plane Approximation of Homogeneous Constraints and Its Application to Optimal Design

    齐次约束的切平面近似及在优化设计中的应用

  23. A Study of Two-Layer Dielectric Cylinder Loss Tangent Using Reverse Scattering Method

    双层介质柱损耗正切的逆散射法研究

  24. In terms of tangent modulus theory , the method of theoretical calculation is established .

    用切线模量理论建立受压混凝土圆柱稳定计算方法。

  25. Draw two tangents to the two branches of the curve .

    画出该曲线两个分支的两条切线。

  26. On the tangent spherical image of a closed space curve

    关于封闭曲线的切线象

  27. Several Properties about the Tangent Plane of the Family of Quadric Surface

    一类二次曲面族的切平面的一些性质

  28. The Tangent Line and Plane of Fractal Sets of Integral Dimension

    整数维分形集的切线与切平面

  29. The estimation of discrete tangent is an important step in the analysis of images .

    在图像分析中,离散曲线的切线估计是一个重要的步骤。

  30. Problems concerning return circuit of one kind of curve internal zigzag line and tangent

    一类曲线内折线及切线的回路问题

  • 习语

n.

fly/go off at a tangent

突然转换话题;突然改变行动
to suddenly start saying or doing sth that does not seem to be connected to what has gone before

同义词

adj.

discursive