relative time scale

The critical time span of the climatic atmosphere and ocean, which is related to the spatial resolution required, the strength of nonlinear action, and the calculation exactness, may represent the relative temporal scale of predictability.

与预报的空间分辩率及系统的非线性强度相联系，气候大气和海洋的临界时间跨度可反映系统可预报的相对时间尺度。

A nuclear time scale method based on relative angle cognation function

基于级联出射角关联函数的核时钟方法

To save the material and time on manufacture, it is needed to modify the unit, scale, position and relative location of one or more STL models.

为了节省加工时间和成形材料，最大限度的发挥快速成形技术的优势，加工前需要对一个或多个STL模型进行单位、比例、摆放方向或者相对位置的变换。

The space scale of GPS data vary from region to the global, and its time scale vary from seconds to years. Its precision of relative positioning for long baseline can reach the magnitude of 10-9.

GPS资料的空间尺度从区域到全球，时间尺度从数秒、数小时到数十年，长基线相对定位精度可达10-9的量级。