seat-valve arrangement internal-combustion piston engine, positive-displacement machine
【机械工程】座椅阀齿轮，内燃活塞机, 正位移机器
seat-valve gear internal-combustion piston engine, positive-displacement machine
暂无补充释义。
seat-valve gear internal-combustion piston engine, positive-displacement machine
暂无补充释义。
seat-valve arrangement internal-combustion piston engine, positive-displacement machine