请问什么叫笼统有价证券投资?Direct and portfolio investment如何翻译

请问什么叫笼统有价证券投资?Direct and portfolio investment如何翻译 Foreign Direct Investment Industry Guidelines如何翻译? 英语翻译Foreign Direct Investment and International BudgetingExe DVD portfolio 如何翻译? 什么叫capital investment 请问 solution portfolio 怎么翻译? 英语翻译Foreign Direct Investment and Growth:Does the Sector Mat 英语翻译Foreign Direct Investment and Real Exchange Rate Interli 求：foreign direct investment and technology spillover：evidenc 英语翻译Direct investment financial flows and related income rec 英语翻译Outward Foreign Direct Investment and the Financial Cris Foreign direct investment,education and wages in(中文意思是什么?)