塑料 耐液体化学试剂性能的测定
Plastic-Methods of test for the determination of the effects of immersion in liquid chemicals
Plastic-Methods of test for the determination of the effects of immersion in liquid chemicals
Internal combustion engines-Main and connecting rod bearings-Specifications
Belt drives-belts for the automotive industry-Fatigue test
Sleeve type drip-feed lubricating cups
Photographic base paper
Plastic-Determination of creep behaviour Part 1:Tensile creep
Belt drives-Classical and narrow W-belts Dimensions(system based on datum width)
Photography-Density measurement-Part 2:Geometric conditions for transmission density
Photography-Density measurement Part 3:Spectral conditions
Dimensions of base for color picture tubes