- 1. The invention solves the technical problems of more laboursome manual operation and short service life of the prior hydraulic tool.
- 此发明解决了现有液压工具手工操作较为费力、使用寿命短等技术问题。
来自互联网
- 2. The invention solves the technical problems of more laboursome manual operation and short service life of the prior hydraulic tool.
- 此发明解决了现有液压工具手工操作较为费力、使用寿命短等技术问题。
来自互联网