1966-1976 aeronauticalengineers anti-communistmovements astronautics baseball biography china communists congresses criticismandinterpretationji criticismandinterpretation季羡林 culturalrevolution(china:1966-1976) discriminationinsports emill evolution history hsueshen intellectuallife intellektuelltliv ji kina kulturrevolutionen lester molecularevolution proteins qian qu55e931979 rocketry rodney scholars smith sportswriters structure structure-activityrelationships(biochemistry) tsien unitedstates xianlin xuesen