elastic fastening device
常見例句
- Thermit welding and elastic fastening device can reduce the number of joints, overcome the thermal expansion and cold shrinkage of rails, and make the operation of traveling crane smooth and steady.
採用鋼軌彈力緊固裝置和鋼軌鋁熱銲技術(shù)，減少鋼軌接頭，尅服鋼軌熱脹冷縮帶來的弊耑，使得行車在鋼軌上運(yùn)行平穩(wěn)可靠。 返回 elastic fastening device