权威例句
Earth anchor hole packway digging toolStructure is repaired to rock matter side slope packwayDatong Coalfield Packway Head No.5 Coal Seam Mining Field Characteristics is AnalysedCeltic Connections Review: Packway Handle Band with Harem ScaremThe Packway Handle BandPackway Handle BandPackway Handle BandJIM WHITE AN ACQUIRED TASTEDesign of Coil Packing LineApplication of Pre-splitting Blasting for Slope Excavation in Xiatianji Reservoir of Jinghe