Specification for scraper bars for chain conveyors for mining
矿用链式输送机刮板规范

1985-05-31

광업 ― 체인 컨베이어용 스크레이퍼 막대
矿用链式输送机刮板

2006-12-13

광업 ― 체인 컨베이어용 스크레이퍼 막대
矿用链式输送机刮板

2006-12-13

Mining — Scraper bars for chain conveyors
采矿和采矿；链式输送机用刮板

1990-07-12

边双链刮板输送机用刮板
Scraper bars for the twin outboard chain conveyors

1998-11-10

Scraper bars for chain conveyors; outboard chain assembly; dimensions, requirements, testing
链式输送机用刮板；外侧链条总成；尺寸、要求、测试

1990-06-01

刮板输送机用减速器检验规范
Inspecting specification for gearbox of chain conveyors

2000-01-18