reference coordinate system

• 参考坐标系

reference coordinate system的用法和样例：

例句

1. In a reference frame attached to the flame front, the flame spreading rate becomes an eigenvalue for the flame spreading over a rod fuel.
   当参考坐标系团结在火焰前锋上时，该火焰传播问题成为一准稳态问题，燃料以一固定速度供给火焰。
2. Two events that occur at the same moment if observed from one reference frame may occur at different moments if viewed from another.
   从某个参考坐标系来看，同时发生的两个事件，对于另一坐标系而言，可能就发生于不同的时刻。