51吃瓜

??????????? ???? stainless ???? ?????????? ??????? ??????????? ??? ?????????? ??????? ???? ????????????? ??????????

?? ?????????? ???? ???????? ????? ??????????? ??? ????????? ??????? ?????????? ?????????? ??? ??????? ??? ?? 1960?? ????. ??? ?? ????????????? ??? ??? ????????, ???? ?? 1990?? ????, ??? ?? ?????????? ??????? relatively ????????.

1. ???? ????? ???? ?????????????????? ??? ??? ???? ???? ???????

?? ???? ???? ??????????????????????? ??? relatively ????, ??? ?? ??? ??? ????????? ??????? ??????? ??? ??????? ??????? ??? ???????. ??? ???? ???? ??????? ??? ?? ????? ??? ????????????? ??? ?? ???????, ??? ?? ???????? ????? ??зайн, ????????????? ????????, ??? ?

2. ???? ?????????? барье??

??????? aeroplanes ????? ???? ????? ????? ???? ?????????, ?? ??? ?? ???? ???? ????? ?? kwalite? ??? ????? ????????????, ????? ?????????????? ??? ?? ????? ???? ?????, ????????????? ??? стабильность.

3. ?????????? ?? ?????????????????? ??? ????? ?????????????? ??????????????? ??????

?? ??? ? ????????????? ?????? ?????????? ???????????? ????????????? ??? ????????????????????, ??? ???????????????????? ?????????????, ?????????????? ?? ??????????? ??? ??? ??????????? ???? ??? ?????????, ??? ????? ?? ?????????????? ??????????? ???? ???????????????????????????? ???? ??? ????????? ??? ????????

4. ?? ???????????????????? ???? ?????????? ???????????? ?????????????? ??? relatively 低

?????, ?? ????? relatively few domestic manufacturers of military components, and due to the high threshold of idleness, there are fewer private manufacturers participating in market competition. Therefore, the degree of marketization is relatively low and the market competitiveness is not strong.

?? Aviation Parts manufacturing industry still needs policy support and efforts from industry insiders to develop towards diversification.