提高经济效益
Improve economic benefit
Enhance economic efficiency
increase of economic benefit
高效生态经济区
Highly efficient ecological economic zone
黄河三角洲高效生态经济区
Huanghe River delta high-efficiency ecological economy region
高效高精度
high efficiency and precision
经济高速发展区
Rapidly developing region
在经济高增长年代
during the high-growth years
安全经济效益
the economy benefit of safety
benefits of safety operation
safety economic benefit
safe economic benefit
安全经济效益评析
discussing safety economic benefit
边际经济效益
marginal economic benefits
产量和经济效益
Yield and economic benefit
产品品质及经济效益
quality and economical benefit of a product
长效经济防腐方法
long-life and economical anticorrosion way