JIS C6122-4-3-2018 光纤放大器--试验方法--第4-3部分:瞬态参数--输出功率控制中的单路光放大器 Optical amplifiers - Test methods - Part 4-3: Power transient parameters - Single channel optical amplifiers in output power control
GB/T 18591-2001焊接 预热温度、道间温度及预热维持温度的测量指南Welding--Guidance on the masurement of preheating temperature,interpass temperature and preheat maintenance temperature
GB/T 7397.5-2000非广播磁带录像机测量方法 第5部分:宽带录像机-包括具有Y/C视频连接器的宽带录像机(PAL/NTSC)Non-broadcast video tape recorders--Methods of measurement--Part 5:High-band video tape recorders including those equipped with Y/C video connectors (PAL/NTSC)
ASTM C1863-2018 用直接加压法在环境温度下测定连续纤维增强先进陶瓷复合材料管试样环向拉伸强度的方法 Standard Test Method for Hoop Tensile Strength of Continuous Fiber-Reinforced Advanced CeramicComposite Tubular Test Specimens at Ambient Temperature Using Direct Pressurization
IEC 60331-2-2018 在火焰条件下电缆的线路完整性试验--第2部分:额定电压0.6/1.0kV及以下、总直径不大于20mm电缆在温度不低于830℃冲击火焰下的试验方法 Tests for electriccables under fire conditions – Circuit integrity – Part 2: Test method for fire with shock at a temperature of at least 830 °C for
GB/T 18123-2000音频、视频及视听系统 视频系统Y/C连接器的应用和优选电配接值Audio,video and audiovisual systems--Application of Y/Cconnector and preferred electrical matching values for video systems