advice of charge supplementary services
准/规范中文名: 蜂窝式数字通信系统(2).收费补充服务建议.1级 标准/规范英文名: Digital cellular telecommunications system (Phase 2) - Advice of Charge (AoC) supplementary services - Stage 1 (Endorsement of the English version ETS 300519:1996-05 as German stan
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advice of charge supplementary services
收费咨询及补充服务
以上为机器翻译结果，长、整句建议使用 人工翻译 。