权威例句
Standard Practice for Accelerated Testing for Color Stability of Plastics ExposedStandard Test Method for Color Stability of Building Construction Sealants as Determined by Laboratory Accelerated WeatheringStandard Test Method for Resistance of Cured Coatings to Thermal Cycling 1Polypropylene ( PP ) Siding 1Standard Specification for Color and Appearance Retention of Solid Colored PlasticStandard Practice for Fluorescent UV Exposure of Plastics 1Standard Practice for Enclosed Carbon-Arc Exposures of Plastics 1Standard Practice for Determination of Graffiti Resistance 1Standard Practice for Xenon-Arc Exposure of Plastics Intended for OutdoorArtificial weathering versus natural exposure