airplane development cost
Development cost
研制费用
开发费用
开发成本
研制费
发展成本
具体化计划步骤
intangible development cost
reducing development cost
Public development andprivate development
retrogressive development regressive development
actual cost and estimated cost
actual cost over standard cost
Golden period of development
Research Development Made Easy Writing Software
Three New rural power development strategy
11th Five-year Plan of telecommunication development
12th Five-Year development program
12th Five-year Plan of development strategy
20 years of development