常见例句双语例句Closed loop soft water cooling system, 3rd generation new type cooling stave and thinner-synthetic lining have been used in bosh, belly and lower stack.在炉腹、炉腰和护身下部区域，采用了软水密闭循环冷却系统、第3代新型冷却壁和组合薄炉衬技术。 返回 stack stave