invariant

英 [ɪnˈveəriənt]

美 [ɪnˈveriənt]

adj.  不变的; 恒定的

复数：invariants　

BNC.26080 / COCA.27422

牛津词典

adj.

• 不变的；恒定的
  always the same; never changing

英英释义

noun

• a feature (quantity or property or function) that remains unchanged when a particular transformation is applied to it

adj

• unvarying in nature
  1. maintained a constant temperature
  2. principles of unvarying validity
  Synonym:changelessconstantunvarying
• unaffected by a designated operation or transformation

双语例句

• A new GM ( 1,1) model is given based on response invariant method.
  基于响应不变法，提出了一种新的GM（1，1）模型。
• Invariant corner features are often used in pattern recognition.
  拐点特征是模式识别中经常用到的一类不变量。
• Consistency: A transaction preserves all the invariant properties ( such as integrity constraints) defined on the data.
  一致性：事务保持数据上定义的所有不变的属性（如完整性约束）。
• Application of Invariant Subspace Method to Nonlinear Partial Differential Equations
  不变子空间方法在非线性偏微分方程中的应用
• First we extract color moments, texture features and affine invariant moments from the2D view images of3D objects.
  首先从三维物体的二维视图中提取颜色矩、纹理特征和仿射不变矩。
• The concept of vector relative degree is given, and the invariant property of vector relative degree is obtained.
  首先建立了非线性奇异系统的向量相对阶的概念，并给出了系统的向量相对阶的反馈不变性。
• The first invariant of strain is independent of the coordinate system being used.
  第一应变不变量与所用的坐标系无关。
• The invariant tensor under projective transformations of semi-symmetric metric-recurrent connections is obtained.
  给出了半对称度量循环联络在射影变换下的不变张量。
• The speed of light is an invariant constant.
  光速是一个不变常数。
• By making use of the basic invariant, the squeezed states and squeezed number states for this time-dependent system are also constructed.
  文中研究了广义含时谐振子系统的不变量和不变量的一般形式，并利用基本不变量构造了此含时系统的压缩态和压缩数态。