1、环状风管
... bustle main 环状风管 bustle pipe 环状风管 butanol 丁醇 ...
2、炉腹风管
... bushing 衬套 bustle pipe 炉腹风管 butane atmospheres 丁烷炉气 ...
3、热风围管
... 风口弯头tuyere stock 热风围管bustle pipe 堵渣机stopper ...
4、环管
... 盘条挂送装置；自动送坯装置 buster; bundle 环管；围管 bustle pipe 套筒接头 butt and collar joint ...