1、Large content hydroelectricity set should use AC-AC frequency converter.
大容量水電機組宜采用交-交變頻器。

2、It is powered by hydroelectricity produced on a nearby river and solar panels on the roof.
一個來自附近河流的水電和屋頂?shù)奶柲馨鍨槠涔┠堋?/p>

3、They also have massive projects such as hydroelectricity power plants going on.
他們也有大規(guī)模的項目，如水電發(fā)電廠事情。

4、The potential for hydroelectricity is well nigh exhausted.
水電的潛力已接近用盡。

hydroelectricity翻譯