问同学的100个问题

什么是电路的工作频率 197用压缩和非压缩BCD码分别怎么表示 从昆明坐火车到北京沿途会经过哪些城市 平面内到一定点和一条定直线的距离相等的点的轨迹为什么是抛物线或直线啊? 当电路闭合且导体左右运动时电流表有示数理由是 两块电流表能不能同时接入同一感应电路中想要在控制柜异地加入一块同一规格的电流表,是将两块电流表串联吗?这样对所测电流值有没有变化 There are always many choices of public transport什么意思 In this world,always there are so many unhappy people,I am only one of Drunk Always Baffling Ideas.I don't know.but.I don't know Now what to think.Only Very Very Very Very Unhappy.Only these Why?Love me?Hate me?Whatever you there are always many ( )(visit) going to Hangzhou in spring it is not a big one,but there are always many things to do. 一个完整的放大电路所有元件上的电压电流 如何计算求解答 如图 几何D为三角形ABC内任意一点1.试比较∠BPC与∠A的大小,并说明理由2.说明AB+AC＞BP+PC图就将就一点吧 几何题 如图 如图求该几何体积 在平面直角坐标系下,到点A（－2,3）的距离和直线x y-1=0的距离相等的点的轨迹方程是? 在平面直角坐标系xOy中,到点A(负2,0)和到直线x=2距离相等的动点的轨迹方程为 ?急 在平面直角坐标系内,到点F（0.1）的距离等于到直线l：y=-1的距离的动点M（x,y）的轨迹方程是? 狐假虎威的寓意 在平面直角坐标系中,与两个定点A(-4,0)B(2,0)的距离之比为2的点的轨迹方程为 Can you answer my questions 做肯定回答 Can you ____(answer) the questions?用括号里的单词的适当形式填空. can you answer ___questions?A.a first three B.the first C.the three first D.the first third Here’s the answer.How many of you guessed __?A.right B.rightly C.correct D.true为什么选A? It is very--of you to answer so many different questions.AcleverBprettyChealthy【急】 若导体做切割磁感线的速度变快,电流表指针偏转速度也变快吗 如图,在平面直角坐标系xoy中,一次函数y1=ax+b的图像与反比例函数y2=k\x的图像交于一、三象限内的A,B两与x轴交于C点,点A的坐标为（2,m）,点B的坐标为（n,-2）tan角BOC=2\5.⑴求该反比例函数和一次 如图直线y=-x+b与xy轴分别交于点ab求角oab的度数 工程定位xy点是什么意思 河堤放线,知道了A点XY的坐标,知道了B点XY的坐标,知道了转弯半径,如何放线? In 20 years,the length of his body will be many times that.如何翻译 how many times we will sea googbye? How many time will you pick me up!