短語詞組短語ball guide screw drive 滾珠絲杠傳動(dòng)ball -screw drive mechanism 滾珠絲杠進(jìn)給系統(tǒng)Ball screw drive structural drawing 滾珠絲杠傳動(dòng)結(jié)搆圖High precision ball screw drive 進(jìn)口高精度滾珠絲桿傳動(dòng)Ball screw for table drive 工作臺(tái)傳動(dòng)滾珠螺桿 返回 ball screw drive