Hot - applied joint sealant systems for concrete pavements - code of practice for the application and use of joint sealants 混凝土路面热接密封系统.第2部分:接缝密封剂应用惯例
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Cinematography - 8 mm film - splices - specification for the dimensions of cemented or welded splices on 8 mm type s motion - picture film for projector use 电影技术.第1部分: 8mm胶片.第6节:接片.第1小节:放映机用8mm s型胶片粘接或热接尺寸规范
