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  • BS EN IEC 61280-4-1-2019 Fibre-optic communication subsystem test procedures. Installed cabling plant. Mul...2023-09-06
  • DIN EN ISO 4869-1-2019 Acoustics – Hearing protectors – Part 1: Subjective method for the measu...2023-08-12
  • DIN EN 1177-2018 Impact attenuating playground surfacing - Methods of test for determination of impact atte...2023-08-10
  • GB/T 40224-2021 雨水渗透、调蓄、储存用塑料模块 Plastics boxes used for rainwater infiltration, attenuation a...2023-08-07
  • IEC 60793-1-40-2019 光学纤维--第1-40部分:衰减测量方法 Optical fibres - Part 1-40: Attenuation measurement me...2023-05-18
  • BS ISO 17183-2016 土壤质量 用光衰减、确定乳化指数、异丙醇萃取有机化合物的筛选土壤 Soil quality. Screening so...2023-05-03
  • GB/T 33779.1-2017光纤特性测试导则 第1部分:衰减均匀性Guidance for special characteristics of optical fibre—...2022-06-06
  • ASTM F1976-2013用冲击试验对运动鞋减震性的试验方法Standard Test Method for Impact Attenuation of Athletic Sho...2022-03-14
  • Analysis of quality factors for Rayleigh channel waves2020-12-06
  • Settlement prediction model of slurry suspension based on sedimentation rate attenuation2020-11-03
  • A New Way to Study Water-Vapor Absorption Coefficient2020-07-08
  • Experimental Investigation of Water-Entry Phenomenon2020-07-08
  • Natural water purification and water management by artificial groundwater recharge2020-07-08
  • Seismic effort of blasting wave transmitted in coal-rock mass associated with mining operation2020-06-12
  • Improved ultrasonic differentiation model for structural coal types based on neural network2020-06-12
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