But so is hard economics: low installation and Labour costs, clean power delivery at peak midday hours and a hedge against fuel-price volatility.

对于理性的经济而言也是如此：安装费用低，人力资源消耗低，在中午用电高峰期输送清洁能源以及可以抵御波动的石油价格。

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But so is hard economics: low installation and Labour costs, clean power delivery at peak midday hours and a hedge against fuel-price volatility.

对于理性的经济而言也是如此：安装费用低，人力资源消耗低，在中午用电高峰期输送清洁能源以及可以抵御波动的石油价格。

youdao