pressure screw

pressure screw screw screw screw screw pressure pressure pressure? pressure screw up screw it screw down Screw down Screw homework the point of the screw has to be placed in the center of the cork.the point of the screw has to be placed in the center of the cork and turned into the cork under slight pressure.the screw should not be pulled through the cork,as parts of the cork co 英语翻译INFLUENCE OF THREAD PITCH ON LOAD DISTRIBUTION ON THREADED END OF PRESSURE CYLINDEROne of the design methods for closing the end of a pressure cylinder is to screw down a screw plug on the threaded end of the cylinder.In this case,there i Screw you XIEXIE screw it up