[江西省地方标准] DB36/T 1971-2024 香彩雀生产技术规程
[国家标准] GB/T 1971-2021 旋转电机 线端标志与旋转方向
[山东省地方标准] DB37/T 1971-2011 鲁菜 油爆海螺
[国外标准] DIN 17730-1971 镍和镍铜合金 铸件
[国外标准] DIN 6798-1971 内锯齿锁紧垫圈
[国外标准] DIN 6797-1971 齿形锁紧垫圈
[国外标准] DIN 6438-1971 锡工用平头剪
[内蒙古地方标准] DB15/T 1971-2020 羊场建设技术规程
[国外标准] DIN 2510-5-1971 带缩径杆的螺栓连接件 六角螺母
[国外标准] DIN 2510-4-1971 带缩径杆的螺栓连接件 螺柱
[国外标准] DIN 2510-3-1971 带缩径杆的螺栓连接件 双头螺柱
[国外标准] DIN 741-1971 卡头
[国外标准] DIN 467-1971 Flat Knurled Nuts Specifications
[国外标准] DIN 14-1971 De oprichting van een centrale studentenboekerij
[国外标准] SAE J259-1971 IGNITION SWITCH
[国外标准] SAE J243-1971 METHODS OF TESTS FOR AUTOMOTIVE-TYPE SEALERS,ADHESIVES,AND DEADENERS
[国外标准] SAE J235-1971 ELECTRIC BLOWER MOTOR SWITCH
[国外标准] BS EN 1971-1999 Copper and copper alloys Eddy current test for tubes
[国外标准] BS 729-1971 Hot —ip Galvanized Coatings on Iron and Steel Articles
[国外标准] BS 6862-1-1971 Specification for cables for vehicles. Cables with copper conductors
[国外标准] BS 4718-1971 Methods of test for silencers for air distribution systems
[国外标准] BS 2871-1-1971 Specification for copper and copper alloys. Tubes. Part 1 Copper tubes for water, gas