装配式空心板桥
fabricated hollow slab bridge
prefabricated cellular slab bridge
装配式斜交空心板
assembled skew hollow slab
中空装配式凸轮轴
hollow assembled camshaft
多工位薄板装配
multistation sheet metal assembly
刮板式装货机
scraper type loading machine
fork-type loading (unlaod)machine
光纤接插板装配
FPPA Fiber Patch Panel Assembly