文章摘要信息 关键词 ： 锚杆支护；超长；煤巷顶板；稳定性；动态分类 [gap=1256]Keywords : bolt support；superlong；coal roadway roof；stability；dynamic classification
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The surrounding rock mass dynamic classification, the condition of shoring system, rational selection of shoring parameters and time are analyzed and appraised.
对围岩动态分级、支护系统工作状态以及合理选择支护参数和支护时间进行了分析评价。
参考来源 - 高速公路隧道施工阶段围岩动态分级系统研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Situation assessment is a dynamic classification problem of multiple hypotheses.
态势估计可归为一个多假设动态分类问题。
Dynamic classification means that the classification of object can change over time.
动态分类是指对象所属的类可随时间而变化。
In the detailed design and implementation parts, the author provides the whole idea how the dynamic classification is implemented.
在具体的设计与实现章节中，本文会以以下几个方面来介绍。
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