微波加热可以大大缩短染色时间，节能效果明显。
The microwave heating could be shortened dye time greatly, and saved energy greatly.
通过对比分析，改造后led路灯照明节能效果明显。
Through contrastive analysis, the LED street lights have remarkable energy conservation effect.
温室地下蓄热系统贮存的热能大于其消耗的电能，节能效果明显。
The heat saved is more than the electric energy consumption in the heat storage system with significant heat saving effects.
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