Freight containers — Electronic seals — Part 4: Data protection
货运集装箱——电子密封件第4部分:数据保护
2007-04-24
GB/T 40094.4-2021
电子商务数据交易 第4部分：隐私保护规范
Electronic commerce data transaction—Part 4：Privacy protection specification
2021-05-21
JT/T 765.4-2016
长江电子航道图制作规范 第4部分：数据有效性检验
Developing standard for electronic navigational chart of the Changjiang River Part 4:Validation checks
2016-04-08
IEC 63171-6-2021
Connectors for electrical and electronic equipment - Part 6: Detail specification for 2-way and 4-way (data/power), shielded, free and fixed connectors for power and data transmission with frequencies up to 600 MHz
电气和电子设备连接器第6部分:频率高达600MHz的电力和数据传输用2路和4路（数据/电源）屏蔽自由和固定连接器详细规范
2021-10-28
IEC 60603-7-4-2010
Connectors for electronic equipment - Part 7-4: Detail specification for 8-way, unshielded, free and fixed connectors, for data transmissions with frequencies up to 250 MHz
电子设备连接器 - 第7-4部分:8路 非屏蔽 空闲和固定连接器的详细规范 用于频率高达250 MHz的数据传输
2010-04-26
BS 09/30201553 DC
BS EN 60603-7-4. Connectors for electronic equipment. Part 7-4. Detail specification for 8-way, unshielded, free and fixed connectors, for data transmissions with frequencies up to 250 MHz
英国标准EN 60603-7-4 电子设备用连接器 第7-4部分 频率高达250 MHz的数据传输用8路非屏蔽自由和固定连接器详细规范
2009-03-17
IEC 63171-4-2022
Connectors for electrical and electronic equipment - Part 4: Detail specification for shielded or unshielded, free and fixed connectors with up to 8 ways for balanced single-pair data transmission with current carrying capacity - Mechanical mating information, pin assignment and additional requirements for Type 4
电气和电子设备连接器.第4部分:带载流能力的平衡单对数据传输用8路以下屏蔽或非屏蔽、自由和固定连接器的详细规范.4型的机械配合信息、引脚分配和附加要求