conveyor idler造句

• Structural improvement to belt conveyor idlers
  带式输送机托辊的结构改进
• Technical condition of belt conveyor idler bearing for coal mining
  煤矿用带式输送机托辊轴承.技术条件
• Development of new conveyor idlers in no need of processing tube ends for installing bearings
  新型免加工止口托辊的研制
• This paper discusses machining , assembling and welding techniques of different parts of belt conveyor idlers . it has some reference value to batch production of idlers
  摘要分析了带式输送机托辊各部件加工制造工艺及组装焊接工艺，对托辊的批量生产具有一定的参考意义。