短語(yǔ)詞組短語(yǔ)spur -gears 直齒圓柱齒輪spur bevel gears 直齒錐齒輪Straight and spur gears 可測(cè)量直線正齒輪asymmetrical involute spur gears 非對(duì)稱漸開(kāi)線直齒輪Nonstandard Spur Gears 變位齒輪概述SPUR & HELICAL GEARS 圓柱齒輪Spur Gears &Rack 齒輪齒條傳動(dòng)involute spur gears 漸開(kāi)線直齒輪 返回 spur gears