STOKERS, MECHANICAL: FOR PACKAGED BOILERS FIRED ON COAL OR A COMBINATION OF COAL-GAS, COAL-OIL, OR COAL-GAS-OIL (2,000,000 TO 50,000,000 BTU/HR THERMAL OUTPUT CAPACITY) (S/S BY F-S-2911)
机械式加煤机:适用于以煤或煤气、煤油或煤气油的组合为燃料的成套锅炉(热输出能力为2000000至50000000 BTU/HR)(S/S BY F-S-2911)