调查行业大客户实际的产品需求的翻译：Survey sector, with actual customer product demand 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Research industry's major clients, the actual demand

Survey sector, with actual customer product demand

Investigation profession big customer actual product demand

The service sector has customers' actual demand of the products

Survey sector, with actual customer product demand