chain grate 链栅式炉篦 ; 链式炉篦 ; 链条式炉栅 ; 链炉篦

chain grate stoker 链蓖式加煤机 ; 链栅式给煤器 ; [动力] 链式炉篦加煤机

chain grate stroker 链条加煤机

chain grate boiler with thrower 带抛煤机链条锅炉

chain grate horizontal fast boiler 链条卧排式快装锅炉

endless chain grate 无极链炉篦

Chain Grate Furnace 链条炉

chain-grate boiler 链条锅炉

chain grate stocker 链式篦条喂煤机