covariant tensor of degree

例句：

1. 1. The covarianttensor of degree is crucial for solvingthe problem.
   度规张量对于解决这个问题至关重要。
2. 2. In physics, the covariant tensor of degree is used todescribe the transformations of vectors underdifferent coordinate systems.
   在物理学中，度规张量用于描述向量在不同坐标系下的变换。
3. 3. The covariant tensorof degree plays a vital role in theanalysis of electromagnetic fields.
   度规张量在电磁场分析中起着重要作用。