四极自动转换开关电器
automatic transfer switching equipment(ATSE) with 4 poles
自动转换开关电器
automatic transfer switching equipment
61000-6-1
61010-1
61000-4-3
61081 Troops of the Chinese People’s Liberation Army
automatic transfar switching equipment
ATSE
双电源自动转换
double power-supply automatic transferring
自动转换开关
automatic change-over switch
automatic throw-over switch
automatic transfer switch
6100G
automatic transfer switching equipment
61000-6-1
61000-3-2
61000-4-4
61000
61000-4-3
61010
61000-4-11
automatic changeover
hospital switch
ATSE
ats
自动转换开关手操作杆
ats manual operating handle
双电源转换开关
dual power transfer switch
能源自动转换
automatic energy transform
数控电动自动转塔刀架
NC power driver turret-head