它也将是必要的，她说，对土地表面模型，试图确定碳平衡，以更好地表征功能的老森林。
It will also be necessary, she said, for land surface models that attempt to define carbon balance to better characterize function of old forests.
斯托特接着说，要预报这样的气候事件，科学家需要能够量化它涉及到的所有变量，还要开发非常精确的土地表面模型。
To forecast an event like that, scientists need to be able to quantify all the variables involved and also develop a very precise model of the land surface, added Stott.
地质界面模型是由煤层的顶底板插值曲面经煤层边界和断层曲面裁剪而成的，地表面模型是对原始地表数据和矿坑数据进行三角剖分得到的三角形网格。
The interpolation face of coal seams is trimmed by boundary and the closed polygons of up and down faulted blocks to form the deposit interface model. The earths surface model is founded.
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