国际贸易出口信贷 export credit 出口津贴 export subsidy商品倾销 dumping 外汇倾销 exchange dumping优惠关税 special preferences 保税仓库 bonded warehouse贸易顺差 favorable balance of trade贸易逆差 unfavorable balance of trade进口配额制 import quotas自由贸易区 free trade zone对外贸易值 value of foreign trade国际贸易值 value of international trade普遍优惠制 generalized system of preferences-GSP最惠国待遇 most-favored nation treatment-MFNT