共 8 条
[7]
中国统计年鉴[M]. 中国统计出版社 , 国家统计局 编, 1988
[8]
New cost–tolerance model for mechanical part design[J] . Alfredo Sanz-Lobera,Miguel A. Sebastián,Jesus M. Pérez. The International Journal of Advanced Manufacturing Technology . 2010 (5)