Once the form has been determined the system is complete, plan more detailed design will be given for each sub-system to coordinate all requests need to be integrated into the technical standards of alarm system brand (design criteria and technical standards by function). At this stage, the criteria will include the first cost and life cycle costs as well as compatibility with the traffic signal system and the protection requirements of level crossings for the system to go on ground.
đang được dịch, vui lòng đợi..