diameters造句
FlatbeltdrivepulleysdiametersconjugatediametersofaconicPlainbearings-ShaftdiametersforunsplitbushesThediametersofhairgraftsweremeasured.Thelightmicroscopemagnifiestheobject1000diameters.Washerorspacer...
FlatbeltdrivepulleysdiametersconjugatediametersofaconicPlainbearings-ShaftdiametersforunsplitbushesThediametersofhairgraftsweremeasured.Thelightmicroscopemagnifiestheobject1000diameters.Washerorspacer...