GB/T 16462.1-2023 Chinese PDF (GB/T16462.1-2023) GB 4715-2024 monoculars and spotting scopes -

monoculars and spotting scopes - Part 2: High performance instruments (Chinese: 光学和光子学 双筒望远镜、单筒望远镜和观测镜规范 第2部分：高性能仪器)

GB/T 28634-2025_Chinese: Microbeam analysis - Electron probe microanalysis - Quantitative point analysis for bulk specimens using wavelength dispersive X-ray spectroscopy (Chinese: 微束分析 电子探针显微分析 块状试样波谱法定量点分析)

GB/T 14048

GB/T 45327-2025_Chinese: Lithium-rich lithium iron oxide (Chinese: 富锂铁酸锂)

English versions: GB 44171-2024

GB/T 16462.1-2023 Chinese PDF (GB/T16462.1-2023) GB 4715-2024 monoculars and spotting scopes -GB T 16462. 1 2023_Chinese: Test conditions for numerically controlled turning machines and turning centres Part 1: Geometric tests for machines with horizontal workholding spindle (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 16462. 1 2023