结晶器冷却水缝
cooling water slit of mould
结晶器与二次冷却
Mould and Secondary Cooling
结晶器液位控制
mould level control
Mold liquid level control
Mold Liquid-level Control
mold lever control
crystallizer liquid level control
mold level control
结晶器液位
mould liquid level
Mould level
Molten steel level in mould
Mould steel level
结晶器喂稀土线
Rare Earth Wire Feeding in Mould
结晶器喂稀土丝
feeding rare earth wires with crystallizer
结晶器热像图
thermal imaging figure of mould