bell and hopper device (bell and hopperarrangement,top closing device)
词语: bell and hopper device (bell and hopperarrangement,top closing device)
解释: 进料装置(进料装置、顶端闭合盖)
词典: 专利专业英汉词典
bell and hopper device (bell and hopperarrangement,top closing device)
词语: bell and hopper device (bell and hopperarrangement,top closing device)
解释: 进料装置(进料装置、顶端闭合盖)
词典: 专利专业英汉词典