Caching the patch files at the edge of the network is a simple approach to reducing the load inside the infrastructure.

在网络的边缘缓存补丁文件，这是降低基础结构中的负载的简单方法。

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In my town, on the edge of the gas patch, the old middle school still hosts safety training for coal miners.

在我居住的地方，天然气厂旁边的那所老中学还在给矿工进行安全培训。

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Indicators to evaluate landscape patterns include mean patch area, percentage of landscape, patch density, edge density, maximum patch index, landscape shape index, aggregation index.

所使用的景观格局指标包括平均斑块面积、斑块所占景观面积比例、斑块密度、边缘密度、最大斑块指数、景观形状指数、聚集度等。

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