1975资源列表

[四川省地方标准] DB51/T 1975-2014 土壤碱解氮的测定

[团体标准] T/ZZB 1975-2020 木工硬质合金镂铣刀

[广西地方标准] DB45/T 1975-2019 瑶医磨药疗法操作规范

[国外标准] DIN 59200-1975 热轧宽扁钢

[国外标准] DIN 7998-1975 木螺钉用螺纹和螺纹端

[国外标准] DIN 6935-1975 扁钢制品的冷弯

[国外标准] DIN 6935 Supl1-1975

[国外标准] DIN 6935 Bbl1-1975

[国外标准] DIN 2656-1975 平焊环板式活套法兰

[国外标准] DIN 2642-1975 翻边环板式活套法兰

[国外标准] DIN 2641-1975 翻边环板式活套法兰

[国外标准] DIN 2636-1975 焊颈法兰 PN64

[国外标准] DIN 2635-1975 焊颈法兰 PN40

[国外标准] DIN 1480-1975 锻制的螺旋扣

[国外标准] SAE J499a-1975 PARALLEL SIDE SPLINES FOR SOFT BROACHED HOLES IN FITTINGS

[国外标准] SAE J1107-1975 LABORATORY TESTING MACHINES AND PROCEDURES FOR MEASURING THE STEADY STATE FORCE AND M

[国外标准] SAE J1106-1975 LABORATORY TESTING MACHINES FOR MEASURING THE STEADY STATE FORCE AND MOMENT PROPERTIE

[国外标准] BS 90-1975 Specification for direct-acting electrical recording instruments and their accessories

[国外标准] BS 812-1-1975 Testing aggregates part 1 Methods for detemination of particle size shape

[国外标准] BS 5282-1975 道路车辆用安全玻璃

[国外标准] BS 5041-3-1975 Fire hydrant systems equipment — Part 3 Specification for Inlet breechings for dry ri