Islanding detection is a mandatory function for grid - connected photovoltaic ( PV ) converters .孤岛检测是 光伏 并网逆变器所必备的功能.A new method for islanding detection based on active current disturbing is proposed in this paper.本文提出...
She has some cockeyed delusions about becoming a pop star.她还幻想着自己能成为流行歌星。He suggested that we suffer delusions of grandeur as a football nation.他暗示我们妄自尊大地以为自己是个足球民族。Delusions are sometimes insidiously destructive.妄想有时也具有...
女孩们注视着，脸上挂着调皮的微笑，显得愈加活泼。The girls watched, little teasing smiles animating their faces.这是他行文风格轻松活泼的作品中最出色的作品之一。It is one of his finest works in a lighter vein.我是个活泼类型的人，因此喜欢明亮的色调。I'm a cheery sort of person, so I li...
His meager allotment of gas had to be saved for emergencies.他分到的那一点点煤气必须留着急用。The allotment was made on Sunday.星期日已经分配了.Your allotment was five hundred dollars.你要分摊500美元....