aheap
1. Application of sprinkling water system based on PLC control system in port coal aheap
PLC控制系统在港口煤场洒水除尘工程中的应用
2. a room aheap with books
一间书籍堆积如山的房间
3. Application of Vacuum-Heaped load in Foundation Treatment of Coal Aheap
真空堆载联合预压法在煤场地基处理中的应用