伊人激情av一区二区三区,亚洲国产精品一区二区制服,国产高潮流白浆喷水免费,老外插女人视频

我測(cè)量了6臺(tái)設(shè)備的電動(dòng)機(jī)空載電流
電動(dòng)機(jī)功率           空載電流              
1.6KW                1.7A        
3.7KW                                3.3A
3.7KW                                3.0A
3.7KW                                3.1A
7.5KW                                4.9A
                                            8.1A
想請(qǐng)問如何根據(jù)空載電流知道該電動(dòng)機(jī)的功率  謝謝

寫的不錯(cuò)哦，學(xué)習(xí)啦。