久久精品一二三区无码高清视频-成人黄片免费视频-AA欧美一级黄片免费-免费观看国产一级视频-黄色一级毛片91视频-欧美一级黄色片AAA-黄片三级一区二区欧美在线-WWWW三级黄色大片视频-欧美一级免费影院

Fittings NameHeating coil base

Material ScienceModified PET

Filling CapacityGF30%

Key PerformanceLow warpage of hot filament at 960 C