Symmetry operations are geometrically defined ways of exchanging equivalent parts of a molecule . 对称操作几何上定义为交换分子中等价部分的方式。
We define the rank of a matrix as the number of linearly independent rows which it contains . 我们把这个矩阵的秩定义为它所包含的线性无关行的数目。
The torque i acting on a particle is defined as the cross product of r and the force acting on the particle . 作用于粒子上的力矩I定义为r与作用在粒子上的力的叉积。
The plateau domain is defined as a pressure regime in which the regression rate is insensitive of pressure . 平台区是定义为这样一个压力区，即其中压力对速度没有影响。
Stress could be seen as a stimulus characteristic, perhaps best defined as an intense level of everyday life . 应激可被看作一种刺激特征也许可适当地定义为“日常生活的紧张状态”。
Many texts define a hermitian operator as the following equation that satisfies for all well-behaved functions f and g . 许多教科书将厄米算符定义为对所有的品优函数f和g满足下式的算符。
In his definition, equity is "a rectification of law where law is defective because of its generality. " 他把平衡原则定义为“当法律因其一般性而不能解决具体问题时对法律进行的一种补正。”
In this and next section, we shall consider some particular algebraic sets having binary operations defined on them . 在这一节及下一节中，我们将讨论一些在其定义为二元运算的特殊代数集合。
Stereotypes are usually defined as oversimplified, and often biased, conceptions of reality that are resistant to change . 定型通常被定义为关于现实的过于简化，而且常带有偏见但又抗拒改变的观念。
The brightness or luminance of an object is defined as the luminous flux emitted per unit area of the object into unit solid angle . 物体的亮度或发光率定义为物体面积发射到单位立体角内的光通量。
