| 1. | For sites with processes such as grinding , loading unloading , mixing , stirring , particle conveyance , dry oven , dissolve tank , pharmaceutical , chemical , cement , lime , wood , powder painting 用于研磨、装卸、混合、搅拌、粉体输送、乾燥炉、溶解炉、医药、化学、水泥、石灰、木器、粉体涂装等作业场所。 |