优化: optimize; majorization; opti ...进口: enter port; sail into a port ...结构: structure; composition; cons ...进口结构: makeup of the imports优化人口结构: optimize the population structure最优化进出口商品结构: optimal structure of imports and exports进口结关: import clearance进口结汇: settlement of import进口结汇证书: certificate of exchange settlement for import; certificate of settlement of import drafts出口结构: exit structure; export structure单出口结构: single-exit construct单入口结构: single-entry construct端口结构: port organization断口结构: fracture texture; grain structure of fracture接口结构: interface organization; interface structure井口结构: shaft collar人口结构: demographic structure; demographicstructure; populatio tructure; population characteristics; population profile; population structure子端口结构: subport organization超级端口结构: ultra port architecture城市人口结构: urban population structure地区人口结构: regional structure of population入口出口结构: entry-exit structure结构优化: structural improvement (optimization); structural optimization优化结构: optimize structure; optimize the structure; to optimize the economic structure本地客户接口结构: ncia native customer interface architecture; ncia: native client interface architecture