freezing by indirect contact的意思|示意
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间接接触冻结
freezing by indirect contact的网络常见释义
间接接触冻结 ... Indirect contact group 间接接触团体 freezing by indirect contact 间接接触冻结 protection against indirect contact 间接接触保护 ; 故障时触电保护 ; 附加保护 ...