... 2 19 91 6,444 2,844 44 11 7 2 19 92 4,995 3,083 62 11 0 2 19 93 7,804 3,775 48 12 9 2 19 94 7,864 3, 515 45 12 5 2 19 95 8,275 3,686 45 11 7 1 1996 14 ,276 5,680 40 415 3 19 97 14 ,395 5,628 39 489 3 19 98 12 ,822 ... 17 0% 10 %20%30%40%50%60%70% 1 988 19 89 19 90 1 99 1 1992 19 93 1 994 1 995 19 96 19 97 1 998 19 992000200 1 20022003200420052006YearShare of Mechanical Engineering ... Engineering Journal Articles, 19 88-2006 U.S. Articles China’s Articles Year Total No. of Articles No. % No. % 19 88 5 ,12 3 2,0 71 40 10 0 2 19 89 5, 318 2, 015 38 12 5 2 19 90 5, 912 2,720 46 10 9...