ground previous high altitude installation
history of previous cesarean section
longitudinal previous movement
Normal tillage in previous crop
No-tillage in previous crop
Osteonecrosis due to previous trauma
over the same period of the previous year
previous
先前
以
先
早先
前
以往
以前
过去
前
以前的
过早的
上
前一个
预先的
上述的
往
previous cesarean section
previous circulation situation
Previous fermented juice
Previous heat shock treatment