搜索：电渣焊控制焊接参数维持渣池温度1600°C至2000°C方法_迅搜（Xunsearch）全文搜索

1. 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 [30%]

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

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2022-06-24 19:51:01

2. 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) [28%]

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)

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2022-11-01 15:36:01

3. 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/C connector and preferred electrical matching values for video systems [25%]

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/C connector and preferred electrical matching values for video systems

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2022-06-09 10:22:08

4. 镍基合金C-276的焊接 [25%]