Its efficiency is directly decided by the main operation and spatial data structure.
空间分析的效率由空间数据结构和主要空间操作所决定。
The material has quite high molecular weight and is in a non-flat type spatial structure.
这类材料的分子量较大，并具有非平板型空间结构。
The material has quite high molecular weight and is in a non-flat type spatial structure.
这类材料的分子量较大，并具有非平板型空间结构。
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