多莉仔 wrote: 白熊 wrote: mrfong wrote: ATMAN..MP7500潛水泵... 7500L/H.....揚程..6M... 幾多錢? 170W......每個月123度電喎.... 170W x 24Hours x 30Days = 12240w 每個月 12.3Kw 度電 以$1元1度電(1 Kw )計都係13元姐 水冷650w x 6 hours/day x 30 Days = 117000w 每個月 117Kw 度電 以$1元1度電( 1 Kw )計都係117元姐 合共$130.-/月 我諗我冇計錯
白熊 wrote: mrfong wrote: ATMAN..MP7500潛水泵... 7500L/H.....揚程..6M... 幾多錢? 170W......每個月123度電喎....
mrfong wrote: ATMAN..MP7500潛水泵... 7500L/H.....揚程..6M...
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