?锅炉绝热层

... boiler corrosion 锅炉腐蚀 boiler covering 锅炉绝热层 boiler cradle 锅炉支座 ...

?锅炉外壳

... boiler control system 锅炉控制系统 boiler covering 锅炉外壳 boiler cradle 炉架 ...

?锅炉绝热罩

... cement covering 水泥罩面 boiler covering 锅炉绝热罩 covering power 覆盖能力 ...

?锅炉被覆

... 锅身节 boiler course 锅炉被覆 boiler covering 托锅架 boiler cradle ...