在硫酸盐电解液中,采用脉冲电源电沉积了镍钴合金.Ni - Co alloys were deposited by applying current pulses from a sulfate electrolyte.电沉积过程中,钨酸根被还原成中间价态的氧化物.Tungstate ions were reduced to oxide with intermediate valence.将超声和电沉积相结合电镀了锡铋合金.Tin - bi...
a pair of swimming trunks一条游泳裤He is wringing out the water from his swimming trunks.他正在把游泳裤中的水绞出来.His swimming trunks are nowhere to be found.哪里也找不到他的游泳裤....
She was a sort of policewoman-cum-prosecutor.她可以说是警察兼检察官。He even tried to sweet-talk the policewoman who arrested him.他甚至想和逮住他的女警官套近乎。She was strongly committed to her job, a policewoman by eminence.她非常忠于职守, 一位卓越的女警察.Mar...