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| 数学的实践与认识1990年总目录 | |
| 摘 要： | 贡码狈数数学自然科学基金项目审批概况···········································································……徐中玲2(1) 1··「‘1一应·用土地资源投入产出模型···········~····························一、·····························..·········……郭菊娥1(1)地区间投人产出行系数生产模型与行系数分配模型~··········,··········… |
| 本文献已被 CNKI 等数据库收录！ | |