It had gas stoves, ice for refrigeration, a steam boiler, and hot closets.

里面有煤气炉、制冷用冰、蒸汽锅炉和热壁橱。

These story plates looked like plates used to make steam boilers, devices used to make steam for heat or power.

这些金属板看起来像是用来制造蒸汽锅炉的板，蒸汽锅炉是用来制造用于加热或发电的蒸汽。