金属材料 单轴试验用引伸计系统的标定
Metallic materials-Calibration of extensometers systems used in uniaxial testingn(ISO 9513:2012,IDT)
Metallic materials-Calibration of extensometers systems used in uniaxial testingn(ISO 9513:2012,IDT)
Optics and photonics-Environmental test methods Part 9 :Solar radiation and weathering
Optics and photonics-Environmental test methods Part 8 : High internal pressure, low internal pressure, immersion
Optics and photonics-Environmental test methods Part 7:Resistance to drip or rain
Opties and photonies-Environmental test methods Part 4:Salt mist
Optics and photonics-Environmental test methods Part 6: Dust
Optics and photonics-Environmental test methods Part 20: Humid atmosphere containing sulfur dioxide or hydrogen sulfide
Opties and photonics-Environmental test methods Part 22:Combined cold,dry heat or temperature change with bump orrandom vibration
Optics and photonies-Environmental test methods Part 23:Low pressure combined with cold,ambient temperature anddry or damp heat
Optical and photonics-Environmental test methods Part 14:Dew,hoarfrost ,ice