单一的海口擦洗磷矿生产DAP产品质量优异，但企业经济效益差。
The quality of DAP produced from single Haikou deslimed phosphate rock is excellent, but the economic benefit of the enterprise is bad.
研究结果表明，黑龙江省农业耗水量最大却效率低下，用水成本高，经济效益差；
The study result showed that the water consumption of agriculture was higher, but the water use efficiency was lower, the cost was not economical, the economic benefit was poor;
导致我国企业经营效率低、经济效益差的主要思想观念，不是计划经济思想，而是小生产观念。
The main ideological sense which leads to low efficiency and poor economic profit is the small-scale production sense not the planned economy ideology.
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