卧式内燃燃油燃气锅炉
Horizontal Internal-combustion oil-fired (gas) boiler
高压燃油管螺母
high pressure fuel line nut
内部燃油喷射管路
inner fuel injection line
气管内管燃烧
endotracheal tube ignition
石油管内螺纹硬质合金刀杆
carbide tool shank for petroleum pipe internal threading
卧式内燃燃油(气)锅炉
Horizontal Internal-combustion oil-fired (gas) boiler
不密闭的高压燃油管路
leaking high pressure fuel line
燃油管路压力图
fuel line pressure diagram