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HFC-152aʹÓÃ¥¨¥¢¥¾©`¥ëÑuÆ·¤òÈÕ±¾¤Ç³õ¤á¤ÆØœ‰Óé_ʼ¡£at 1989
HFC-134aʹÓÃ¥¨¥¢¥¾©`¥ëÑuÆ·¤òÊÀ½ç¤Ç³õ¤á¤ÆØœ‰Óé_ʼ¡£at 1990
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HFO-1234zeʹÓÃ¥¨¥¢¥¾©`¥ëÑuÆ·¤òÈÕ±¾¤Ç³õ¤á¤ÆØœ‰Óé_ʼ¡£at 2011
Work for the prevention of ozone layer depletion and global warming, I tried to develop a new product and techology using the newest chemical substances.