GB/T 23802-2023 Chinese PDF (GB/T23802-2023) GB/T 30595-2024 GB/T 14598

GB/T 14598

GB/T 45307-2025_Chinese: Opto-electronic measurement - Test methods for main parameters of LiDAR in intelligent operation (Chinese: 光电测量 智能操控类激光雷达主要参数测试方法)

GB/T 19494

English versions: GB/T 4984-2023

English versions: GB/T 18414-2025

GB/T 23802-2023 Chinese PDF (GB/T23802-2023) GB/T 30595-2024 GB/T 14598GB T 23802 2023_Chinese: Petroleum and natural gas industries Technical delivery conditions of corrosion resistant alloy seamless tubular products for use as casing, tubing, coupling stock and accessory material (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23802 2023