单词	express cable
释义	express cable 加急电报
随便看	valve control pillar valve control pulse valve-control sealed accumulator valve control servomotor valve control stand valve controls the type seal lead-acid battery valve control system valve control type accumulator valve control unit valve converting tool valve cooling valve cooling system valve cord valve core valve core and valve cover valve core contour valve core curve valve-core exchange Valve core groove valve core removing tool valve core spindle machine Valve core structure analysis and improvement valve cottar valve cotter valve coupling