By using GIS technology, this paper studied the patch dynamics of cropland and grassland in Zhangye oasis, Gansu Province in 1985-2006.
应用GIS技术分析了1985—2006年张掖绿洲农田和草地的斑块动态特征。
Even ecosystems, such as tropical rain forests, which don't have variable rainfall, also have patch dynamics due to periodic storms and tree falls.
甚至生态系统，比如热带雨林，没有可变的降雨量，但由于定期下暴雨和减少树木，该地带有了变化的内在动力。
Dynamics of patch size distribution lag behind patch boundary shape.
斑块化指数的年际变动滞后于斑块边界分维数。
Then vertical contact dynamics of tire is analyzed with contact patch considered, and that of the system composed of wheel, suspension and car body are analyzed by using modal synthesis method.
然后计算了考虑接地印迹长度的垂直接地动特性，并采用模态综合方法分析了车轮、悬架与车身组合系统的特性。
Are patch occupancy data sufficient for inferring metapopulation dynamics using spatially explicit patch occupancy models?
用空间直观模型是否足以从斑块占据性资料中推断集合种群的动态过程？
Are patch occupancy data sufficient for inferring metapopulation dynamics using spatially explicit patch occupancy models?
用空间直观模型是否足以从斑块占据性资料中推断集合种群的动态过程？
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