- be of low economic benefit
- 经济效益: economic benefit
- 低下: low; lowly
- 经济效益: economic benefits; economic results [efficiency]; economic effect 讲究经济效益 take into consideration the economic benefits; 以最少的消耗取得最大的经济效益 obtain the maximum economic results at minimum costs; 经济效益和社会效益 economic returns and social benefits
- 经济效益比: ebcr
- 经济效益差: deficiency in economic performance; poor economic performance
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