例句與造句

1. Step - by - step switch
   步進(jìn)開(kāi)關(guān)
2. This paper mainly discusses a control method of substation voltage and reactive power . in order to get suitable decision for one day 24 hours tap - transformer ' s step switch and shunt capacitor switch , an approach of substation voltage and reactive power control on the basis of the combination of artificial neural network ( ann ) reactive power forecasting and evolutionary programming optimal decision - making is put forward
   論文主要研究變電站的電壓/無(wú)功控制決策問(wèn)題，為了確定一天24小時(shí)內(nèi)合適的有載調(diào)壓變壓器分接頭位置和并聯(lián)電容器投切狀態(tài)，提出一種基于人工神經(jīng)網(wǎng)絡(luò)的無(wú)功負(fù)荷預(yù)測(cè)和進(jìn)化規(guī)劃優(yōu)化決策相結(jié)合的變電站電壓和無(wú)功的綜合控制決策。
3. It's difficult to find step switch in a sentence. 用step switch造句挺難的