求翻译：其选址是一个复杂决策问题，涉及了多项指标因素，单一地依靠定量分析法或定性的分析法，都很难得出科学合理的评价结果，难以采用。是什么意思？

The site is a complex decision problem, involving a number of indicators of factors, solely relying on quantitative analysis or qualitative analysis, are difficult to arrive at a scientific and rational evaluation of the results difficult to use.

Its location is a complex issue of decision-making, involving a number of indicators, and the single factor to rely on quantitative or qualitative analysis of law, and law are very rare reasonable and scientific evaluation of the results, it is difficult to use.

Its selected location is a complex policy-making question, has involved many target factor, depends upon the quota analytic method or the qualitative analytic method solely, very is all rare the science reasonable appraisal result, uses with difficulty.

The site is a complex decision problems involving a number of indicators, rely solely on quantitative analysis or qualitative analysis, it's hard to draw a scientific and rational evaluation results, it is difficult to use.

The site is a complex decision problem, involving a number of indicators of factors, solely relying on quantitative analysis or qualitative analysis, are difficult to arrive at a scientific and rational evaluation of the results difficult to use.