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在Groovy1.0中，不支持共变的返回类型。In Groovy 1.0, covariant return types were not supported.

研究弯曲时空中平面运动刚体的动力学协变方程。The covariant equation of plane motion body in curved space-time is studied.

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因为它没有传入任何K类型的对象，它能安全地声明为对于K可协变的。Since it does not take in any K, it can safely be declared to be covariant on K.

这种分解可以给出高阶张量协变导数的另一种定义。This decomposition may give another definition of high order tensor's covariant derivative.

裂纹扩展遇到束界时方向发生较大变化。When cracks cross the covariant packet boundaries, the direction deviation be-comes larger.

本文讨论了对称张量场共形协变方程的真空解。Vacuum solutions of conformally covariant equation for symmetric tensor field are discussed.

采用一个具有协变形式的朗之万方程组来描述不对称热核裂变。A three-dimensional Langevin equation with covariant form is applied to describe the asymmetric nuclear fission.

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同时也给出了两个协变拓扑空间可乘的一个充分条件。Also a sufficient condition is obtained that product of two covariant topology spaces is covariant topology space.

可以向协变委托分配同一类型的其他委托，但需使用派生程度较大的泛型类型参数。A covariant delegate can be assigned another delegate of the same type, but with a more derived generic type parameter.

得到了欧氏空间中，单位球面上坐标函数关于某一特定标架场的协变微分的两个等式。We obtain two formulas about the covariant derivative of the coordinate functions on the unit sphere in Eucdidean space.

利用协变和反变观点给出了拓扑学中强拓扑函数空间的一个新刻划。Strong topology on function space can be better understood as analyzed from either covariant or contravariant point of view.

从相对论协变性原理出发，得到了电流密度方程满足相对论协变性的自洽展开式。According to the principle of relativistic covariance, this paper presents the relativistic covariant equation of current density.

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如果接口具有协变类型形参，则允许其方法返回与接口类型形参指定的派生类型相比，派生程度更大的类型的实参。An interface that has a covariant type parameter enables its methods to return more derived types than those specified by the type parameter.

在严格定义四维“形变事件”后，弹簧的形变—弹力方程被表达成完全协变的四维矢量方程。By defining four dimensional 'deformation event', the spring's equation about deformation and elasticity becomes perfect covariant 4-vector one.

本文将协变延拓结构理论首次应用于非均匀两分量耦合非线性薛定谔方程组。In this paper, for the first time, the covariant prolongation structure theory is applied to coupled inhomogeneous nonlinear Schrodinger equations.

本文讨论了广义协变方程在电荷共轭变换，空间反演，时间倒逆和强反射下的变换性质。The transformation property of the general covariant equation under charge conjugation, space inversion, time reversal and strong reflection is studied.

另一方面，引力场的能量动量又可以表示为平移规范场强的二次齐式因而在广义坐标变换下协变。On the other hand, it can also be expressed in terms of the translation gauge field strength and therefore is covariant under general coordinate transformations.

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在背景场方案下，用协变量子化方法求出了含耦合标量场的量子引力的单圈发散抵消项。Using the background field method, find the one-loop divergence counter term of quantum gravity coupling scalar field in the framework of covariant quantization.

上世纪末，我国音乐理论家们在固定调唱名法的基础上，设计了升、降及重升、重降音在内的三十五个唱名的协变唱名法。In the end of last century, based on the fixed sol-fa, 35 covariant sol-fa, which includes up, down, re-up and weight down were designed by Chinese music theorists.

通过把高阶张量写成若干逆变和协变矢量的乘积，直接从变换入手，给出了定义高阶张量协变导数的另一种方法。This paper discusses another way, which is rewritten as product of a few contravariant vectors and covariant vectors, to define higher order tensors covariant derivative through transformations.