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6-2023_Chinese: Standard examination methods for drinking water - Part 6: Metal and metalloid indices (Chinese: 生活饮用水标准检验方法 第6部分：金属和类金属指标)
13-2024_Chinese: Technical specification of power energy efficiency monitoring system - Part 13: Field handheld device specifications (Chinese: 电力能效监测系统技术规范 第13部分：现场手持设备技术规范)
English versions: GB/T 31461-2024
English versions: GB/T 16311-2024
GB/T 24630.2-2024 Chinese PDF (GB/T24630.2-2024) GB/T 20042.6-2024 6-2023_Chinese: Standard examination methods forGB T 24630. 2 2024_Chinese: Geometrical product specifications(GPS) Flatness Part 2: Specification operators (Chinese: GPS 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 24630. 2 2024
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