spindle tree

1. This is an ideal spindle tree system.
   这是一种理想的纺锤形植株方式。
2. Wood Properties and Uses of Silk Spindle Tree
   丝棉木木材性质及用途的研究
3. In this paper, a type of NC lathe's main transmission agent by using a frequency modulation AC Spindle Motor and a tree speed gear box to make the spindle speeds be stepless change was present.
   介绍一种以交流变频调速主轴电机驱动、串接一个3档分级变速机构，实现主轴无级变速的数控车床主运动传动系统。

noun

1. any shrubby trees or woody vines of the genus Euonymus having showy usually reddish berries

   Synonym:    spindleberryspindleberry tree