The third technical measure is that the rod part of the screw driver is provided with an elastic holdingapparatus.
第三项是在改锥杆部设置能夹持螺钉头的弹性夹持装置。
2
The reform steps and working principle of the mechanical holdingapparatus of low voltage vacuum switcher in KSGZY series mobile substation are introduced.
阐述了对KSGZY系列移动变电站低压侧真空馈电开关机械维持机构的改造方法以及改造后的工作原理。
3
Support body, holding device therefor, apparatus with such body for treatment of a web, methods of forming an extended nip in the apparatus and controlling load in the nip.