保养工程(学)
The utility model belongs to pavement maintenance engineering machines and relates to a multi-functional asphalt tank for a pavement maintenance truck.
本实用新型属于路面养护工程机械,涉及一种用于路面养护车的多功能沥青箱。
Design optimization should be directed against the actual condition of TD maintenance section of the human resource management system, which belongs to DADL for maintenance engineering company.
针对DADL检修维护工程公司TD维护项目部的人力资源管理体系的实际情况,进行设计优化。
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