文章摘要信息 关键词 ： 含瓦斯煤 声发射 时空演化 损伤破坏 [gap=1782]Keywords : coal absorbed methane；acoustic emission；time-space evolution；failure and damage
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time space evolution 时空演化
time-space evolution feature 时空演化特征
time-space evolution characteristics 时空演变特征
Time-space evolution of anomaly 异常时空演化
space-time difference evolution 时空差异演变
space time evolution 时空演化
space time evolution regularity 时空演化规律
space-time evolution regularities 时空演化规律
time and space evolution 时间空间演化
Thesis, taking the Guanzliong Plain for empirical region, on the basis of man-land relationship area system theory, studies the following four parts:(1) Time-space evolution of regional system of human-land relationship in Guanzhong plain.
论文以渭河流域关中平原为研究区域,以人地关系地域系统理论为依据,对以下问题进行了分析研究:(1)关中平原人地关系地域系统时空演化。
参考来源 - 关中平原人地关系地域系统时空协同研究Thesis, taking the Guanzliong Plain for empirical region, on the basis of man-land relationship area system theory, studies the following four parts:(1) Time-space evolution of regional system of human-land relationship in Guanzhong plain.
论文以渭河流域关中平原为研究区域,以人地关系地域系统理论为依据,对以下问题进行了分析研究:(1)关中平原人地关系地域系统时空演化。
参考来源 - 关中平原人地关系地域系统时空协同研究·2,447,543篇论文数据，部分数据来源于NoteExpress
In particular, with time evolution, distribution and swing of the mean spin direction is closely related to the structure of the space where the initial coherent state centred in.
特别是随着时间的演化，系统的平均自旋方向的分布和摆动也与初态所处的空间结构有着密切的联系。
The flow of disasters emergency reflects evolution of forests disasters emergency with time, emergency system reflects the space combination mechanism the elements of forests disasters emergency.
应急流程体现了林区灾害应急随时间演变的过程，应急系统体现了林区灾害应急要素的空间组合机制。
Based on the analysis of the time-space distribution features of SST anomaly, some space distribution patterns and their evolution with time are obtained.
然后对此范围内SST距平的时空分布特征进行分析，得出其分布型及随时间的演变。
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