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1·The utility model relates to a driving device with a screw rod.

本实用新型涉及一种丝杠传动装置。

2·Wherein the screw comprises a screw head, a lug boss and a screw rod.

该螺丝包括一螺头、一凸台及一螺杆。

3·There are two types of restraint-screw rod type and frame plate type.

约束的形式有采用螺杆和门形钢板两种。

4·Completing, if the screw rod if too long, the spared part can be cut off.

完成，如果丝杆过长，可以切掉多出的部分。

5·Ball screw rod imported from Germany can assure the high speed and precision.

德国滚珠丝杆精度高，精确高，速度快。

6·Posterior screw rod system internal fixation; Thoracolumbar fractures; Effect.

后路钉棒系统内固定；胸腰椎骨折；疗效。

7·Maintenance and service: Screw rod air compressor's maintenance main engine overhaul.

维修和服务：螺杆空气压缩机的维修，主要发动机大修。

8·If the change rules generally to replace the expansion tyre, Zhang Xin, screw rod and slot.

如若变更规则一般要更换涨胎、张芯、螺杆和槽棒。

9·The catalyzing device is provided with a catalyzing pipe and a vortex catalyzing screw rod.

催化装置在于有一个催化管和涡流催化螺杆。

10·Objective To discuss clinical application of the new spinal anterior screw rod fixation system.

目的探讨应用一种新的脊椎前路钉棒系统进行脊柱前路手术的效果。