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The XXX clutch is the test object of the clutch test bench,which is used to transfer the action of the aviator in the front cockpit or the back cockpit to operate the throttle rod to the engine throttle.By the designing and manufacturing cabinet and the carriage,the test bench frame and the jigs and fixtures,air pressure control system，measurement and control system and sensors,the development of then clutch test bench is accomplished.And this bench can meet the requirements of doing the performance experiments of the productions include displacement gauging test,pulling force gauging test, disengage gauging test, running-in test or lifetime test.