煤矿提升机减速转换装置控制技术研究 / Research on control technology of speed reducer and conversion device of hoist in coal mine
- Resource Type
- Academic Journal
- Source
- 能源与环保 / China Energy and Environmental Protection. 43(2):132-136
- Subject
提升机 减速转换装置 控制系统 恒力矩 恒减速 S7-300PLC - Language
- Chinese
- ISSN
- 1003-0506