紧急备用电源
Emergency power supply EPS
厂用电备用电源
plant standby power supply
紧急备用气源
Urgent Stand-by Gas Source
路边紧急电话
capacitive coupling voltage
蜂窝电话用电池
Battery for Cellular Phone
通用电话电子公司
Analysis of variance (ANOVA
市内电话电话号码配换选号
Selection or Change of Telephone Number
紧急电压控制器
emergency voltage controller