短語(yǔ)詞組短語(yǔ)hyperboloid gear 雙曲面齒輪outer hyperboloid 外雙曲面;外徑elliptical hyperboloid 橢性雙曲面rolling hyperboloid 滾動(dòng)雙曲面biparted hyperboloid [數(shù)]雙葉雙曲面rotary hyperboloid 回轉(zhuǎn)雙曲面hyperboloid family 回轉(zhuǎn)雙葉雙曲面族confocal hyperboloid [數(shù)]共焦雙曲面double hyperboloid 復(fù)雙曲面 返回 hyperboloid