凸缘尺寸 meaning in English

radial ball bearings with flanged outer ring--flange dimensions
radial ball bearings with flanged outer ring-flange dimensions

Dimensions of carburetor flanges for automobiles
汽车用汽化器凸缘尺寸
Carburetors for automobile engines - dimensions of outlet flanges
汽油发动机化油器出口凸缘尺寸
Fastening clamps - part 3 : section clamps and flange dimensions
坚固夹.第3部分:分段紧固夹和凸缘尺寸
Metric tapered roller bearings - specification for dimensions of flanged cups
米制锥形滚柱轴承.第3部分:外环凸缘尺寸规范
Rolling bearings - radial ball bearings with flanged outer ring - flange dimensions
滚动轴承.凸缘外圈向心珠轴承.凸缘尺寸