单词	pyramid ratio
释义	pyramid ratio 金字塔式比率
随便看	right handed twist right handed unt right-handed upper derivate right-handed wave right-handed window right-handed wound right-hand end mill right hand end mill right-hand engine right hand engine right-hander righthander right hander right handers right-handers righthanders right-hand fine threaded drill pipe right-hand fusee right-hand grip rule right-hand grip rule of solenoid right-hand helical polarization right-hand helicity right-hand helix right hand helix cutter right hand hob dmzs dmzt dmzy dmzz dnbb dnbd dnbs dndy dngh dnhx はづなはづな【端綱】はてはてはて【果て】はてしはてし【果てし】はてしないはてしない【果てしない（果てし無い）】はてし無い