Based on the analysis of eco-tourist resources and developing conditions in this nature reserve, this article puts forward the development conception of eco-tourism.

文章分析了龙王山自然保护区生态旅游资源状况和开发利用条件，提出了生态旅游开发的构想。

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He oversaw the plane's conception and early development as head of Boeing's commercial airplanes division before departing to become head of Ford Motor Co.

WSJ: The Two Men Behind the 787

In 2009, NCC formally launched Operation Smart Child (OSC), an evidence based program designed in partnership with the Urban Child Institute, to improve brain and social skills development in children from conception to four.

WHITEHOUSE: Helping to Provide a Healthy Start for Children