試證OQ*OR=a^2橢圓

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試證OQ*OR=a^2橢圓
____be sent to work there?A who do you suggest B who do you suggest that shouldC do you suggest who shouldD do you suggest whom should我想问A C D 有什么区别,do you suggest 可以当作插入语而删除吗我想清楚知道AC区别 怎么知 bang gang-ghost from the past 歌词+翻译 北京有几所小学? 英语翻译you fall like an angel to me then you fell and broke you wingsit will never mean to lastyou were just a ghost from the pastI thought you really could be reallet my heart was really to blamewhen I walk through pain and fearyou were certain 请问建邺区那几所小学算还可以的,能否告知下排名的, ghost from the past 文艺一点的翻译. 英语翻译You fall like an angel to me And you fell and broke your wings It was never meant to last You were just a ghost from the past I thought you really could be real That my heart was ready to bleed When I walked through pain and fear You woul who is __duty today? A in B on C at D for 英语翻译:staring at your picture from the past,replay moments from the past 请问多长的轴 加工时用顶针,这个有国家标准吗 普通车床加工外圆直径80,长度520mm,内孔60的套子,我先夹住工件毛坯外圆,然后用顶针顶住毛内孔,加工外圆有80丝的锥度,离卡盘这边稍大,请问是不是顶针把工件顶偏了,才会产生锥度的啊! 《海蒂的天空》读后感如题 车床二顶针车加工为什么外圆有痕印?明显是让刀的痕印车刀中心高度没问题,车刀也很锋利,走刀速度正常,刀架也没问题,余量也不大,死顶针再次装夹也车过了,尾座与死顶针也同心,会不会是 用篱笆围成一个面积为20平方米的养鸭场.它的一边靠着墙,篱笆的长是几米?这是直角梯形,一边为5米. 用56米长的篱笆围成一块梯形的养鸭场,其中一边利用房屋的墙壁,求养鸭场的面积?墙壁宽20米.. I am___(好)today 养鸭专业户用篱笆围成一块梯形养鸭场,其中一边利用房屋的墙壁,如下图.养鸭场面积380平方米,求篱笆总长 2NE1的《Can't Nobody》歌词! 麻烦帮我翻译一下这个英语句子(直译和意译):The most hateful words rose from the storm in my chest ...麻烦帮我翻译一下这个英语句子(直译和意译):The most hateful words rose from the storm in my chest and I let them fa meet to 什么意思 15题为什么选to whom,to whom什么意思 To see to whom it To see to whom is 用38米长的篱笆围成一块梯形养鸭场,一边利用房屋墙壁,求鸭场的面积 高9m 用38米长的篱笆围成一块梯形养鸭场,一边利用房屋墙壁,求鸭场的面积 用篱笆围成一个养鸭场,其中一边利用房屋的墙壁,已知篱笆长90米,求养鸭长的面积,怎么求? it remains to be seen 和it remians to see区别 whom/who have you chosen to take part in the sports meet?这句have 有什么作用?这句换成you chosen whom to take part in the sports meet?意思一样吗?3Q... ( )4. ----You _______ part in the party in time. A.are supposed to take B. have supposed to take C.意思不是应该是“你是被认为要及时参加晚会的.”“对不起..”吗?为什么选c啊? ____,we have to take part in the activity 张大爷用20米长的篱笆为一个养鸭场.长(米)宽(米)面积(平方米)说五个.四个也可以.(1)怎样围,养鸡场面积最大(2)如果一边靠墙,怎样围,养鸭场的面积最大? They are lucky to have the ____ to take part in the 2012 London Olympics. The boy ______(make)a paper plane for me为什么