Specification for copper hot water storage combination units for domestic purposes 家用铜质组合式热水贮存装置规范
Switches , disconnectors , switch - disconnectors and fuse - combination units 开关掣、切断器、开关切断器及熔断组合器;
Low voltage switchgear and controlgear - switches disconnectors and fuses combination units 低压熔断器;低压开关器及控制器-开关切断器及熔断器组合单位;
Switches , disconnectors , switch - disconnectors and fuse - combination units ; low voltage switchgear and controlgear assemblies 开关掣、切断器、开关切断器及熔断组合器;
Low - voltage switchgear and controlgear part 3 : switches , disconnectors , switch - disconnectors and fuse - combination units 低压开关设备和控制设备第3部分:开关隔离器隔离开关及熔断器组合电器
combination unitとは意味:コンビネーション?ユニット combination unit meaning:[Chemical engineering] "A processing unit that combines more than one process, such as straight-run distillation together with selective cracking."