求翻译成英文_急

This design from opens the door the type pressure vessel to open frequently and closes tank cap's characteristic to begin quickly, the main basis eccentric gear and pneumatic actuator's principle, through two mechanical ways, to controls frequent opening and the closure tank cap's spacing sells carries on the control, thus achieves opens the door quickly type pressure vessel tank cap opening and the closure safety interlocking goal, guarantees equipment's safe operation, forestall trouble's occurrence