Our practice shows that this method is an effective and economic explosion technique.

实践证明，压碴爆破法是一种行之有效，经济效果显著的爆破技术。

youdao

The results show that the comprehensive surveying techniques and methodologies are effective and economic.

结果表明，这种探测技术方案效果好，费用省。

youdao

To improve the quality and reduce the cost of product, optimization of engineering is a very effective and economic way.

通过优化工艺来实现提高产品质量降低成本是一种非常有效并且最为经济的方法。

youdao

The general said that attitude among most alliance members makes it impossible for NATO's International Assistance Force in Afghanistan to pursue an effective counterinsurgency campaign, involving clearing areas of hostile fighters, and holding those areas so economic development and governance projects can proceed.

VOA: standard.2009.03.24

Higher education by its very nature falsified this idea, since it was a public investment that created and constructed new technology and new ideas, new craft knowledge, new and more effective economic and sociocultural systems.

FORBES: Mike Konczal on Public Education and Public Options

"These policies and measures proved to be effective and helped economic development avoid moving from speedy growth to overheating, " Mr Xie said.

BBC: NEWS | Business | China economy records huge growth

The Times also has a nice article about two economic rock stars, Emanuel Saez and Thomas Picketty, who have been extremely effective at putting together data and analysis on rising economic inequality.

FORBES: Is Buffett Rule a First Step Towards Tax Reform?