A.DC50V B.DC110V C.DC24V D.DC220V
A.90 B.100 C.110 D.120
A.200 B.300 C.400 D.500
A.可靠吸起 B.可靠落下 C.保持吸起 D.保持落下
A.40W B.50W C.60W D.80W
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