在最后切断和移植血管之前，一定充分估计距离目的椎体的距离以免血管蒂长度不够。
Before definitive cut and transposition of the vessels, the distance to the affected vertebra has to be estimated to certify enough pedicle length.
ZPB遥控按钮盒供远距离控制各种电器设备的启动、正转、反转、紧急停止及风油切断等用处，并通过指示显示工作状态。
ZPB Remote Button Box use of far distance control start, stop, emergency stop and shut off fans & oil pumps of various kinds of electrical equipment and display working state by indicator.
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