The present paper in detail introduced the Zhuzhuang coal mine synthesis picks cuts the eye use the anchor beamnet timbering technology.
该文详细介绍了朱庄煤矿综采切眼使用的锚梁网支护技术。
2
The construction technology of large_span combined_type composite box netbeam ceiling is successfully applied in new school district library project of Weifang Medical College.
潍坊医学院新校区图书馆工程，成功地应用了大跨度组合式叠合箱网梁楼盖施工技术。
3
But net torque curve of crankshaft exists negative . The compound balance beam pumping units is put forward.