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In the traditional subway construction, collision inspection can only be implemented after the design drawings of various specialties are summarized, which is time-consuming and labor-consuming and affects the project progress. Using BIM technology, collision inspection can be carried out on the pipelines of the building before construction, clearance and pipeline arrangement scheme can be optimized, hard collision can be eliminated and soft collision can be avoided as much as possible, and error loss and rework can be reduced.南九和圣峰微小而有趣的男高生活When making decisions, one should not immediately think about what activities or plans to do to detonate. These are only means of execution and are the final result of the decision-making process.臣许望（许忻）参见大王。讲述1945年云南解放前夕，滇西大山里游手好闲的豆腐店“少掌柜”赵德柱意外卷入土匪、日寇和国民党之间的多方较量，在经历了一系列生死攸关却爆笑异常的种种历练之后成长的抗日故事。