device; safety造句

例句与造句

1. Control and safety devices for vaporizing oil burners - part 3 : electric ignition devices ; safety requirements and testing
   汽化燃油炉的控制和安全装置.第3部分:电气点火装置
2. Spotlights for film and television studios , stages and photographic use - part 46 : holding devices ; safety regulations and testing
   电影摄影棚电视演播室舞台摄影用聚光灯.第46部分
3. Oil controls for vaporizing burners - part 2 : additional specifications for controls with complementary devices ; safety requirements and testing
   汽化燃烧器的油控制器.第2部分:带辅助设备的控制器规
4. It's difficult to find device; safety in a sentence. 用device; safety造句挺难的