An updated edition of a text on welded boilers, various types of water-tube boiler, rotary air heater, water-level alarm, consolidated-type safety valve, hydraulic testing and various aspects of survey, maintenance and operational problems.
prečítať celé
An updated edition of a text on welded boilers, various types of water-tube boiler, rotary air heater, water-level alarm, consolidated-type safety valve, hydraulic testing and various aspects of survey, maintenance and operational problems.
Skryť popis
Recenzie