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No bb, the landlord is asleep.5.2. 10 Printed Board Number and Logo Requirements　　邱雨策划了20,000 Yuan Zhai Xingli's "Close-up" of 17 Deaths, Three Minutes of Life and Death in Guilin Dragon Boat Capsizing "Editor: Liu HaichuanIn 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.Chapter III Signal Lights and Signal TypesThe successful detection of this major case is also a consolation to the 23 crew members.