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圆柱能截出哪些图形?
这几道没有写的数学题怎么最啊请百度的学霸们解答谢谢
镜面魔方为什么要叫镜面魔方?
OC把角AB分为两个部分,且角AOC=1/3直角+1/3角BOC,角BOC=1/3乘以180度-1/3角AOC 问:OA与OB的位置关系最好把这个题的过程和画图都写出来哦~
镜面魔方如何拆分重组
魔方拆了怎么装图解
学霸求教数学题
SolidWorks怎么将一个圆柱,怎么能加上图中所示的螺纹线就是在一个圆柱表面加上这种螺纹线,该怎么操作?(非扫描切除!)
这道数学题,请求学霸
4道三角恒等变换1.若f(x)是奇函数,且当x>0时,f(x)=x^2+sinx,则当x∈R时,f(x)为?A.x^2+sinx B.x^2-sinX C.‖x‖x+sinx D.‖x‖x-sinx2.函数f(x)=√3cos(3x-B)-sin(3x-B)是奇函数,则B等于?A.kπ B.kπ+π/6 C.kπ+π/3 D.kπ-π/
三角恒等变换1已知sina+sinb+siny=0,cosa+cosb+cosy=0,求cos(b-y)的值
用什么词语描写一个阳光帅气,却没有男人阳刚气息的美少年?
英语翻译 A.process B.practice C.procedure D.program.选A
英语翻译可能会有点难,The high degree of functional specializationthat first emerged during the Industrial Revolutionrequires the temporal coordination of the manysegmentedactivities within the organization.
三吋日光到底是什么意思啊·为什么经常都看见“三寸”这个词
英语翻译请帮忙翻译一下这句话:The overall scheduling approach of MC2 creates a high degree of contention for the described state那个creates 翻译成 创建 好像有点死板,难道真的翻译成:创建一个高度竞争?
I have a very high standard of翻译成中文
HE will give( )some work to do .(they,them)
They share the big cake with her 对the big cake 提问
1.It's kind ________ you to share the birthday cake with me.2.The new iPad ________ too much.I don’t have enough money to buy one.A.affords B.spends C.pays D.costs3.—________ will the FourthYangtze RiverBridgebe completed?— In about half a year
when my heart is broken ,is it need to fix,why she betray me?i feel so sad ,so sad````````````````
蛇为什么吃青蛙青蛙一天吃几只害虫
lg5乘log5 10等于多少
为什么log5 24=lg24\lg5
玩魔方块的规律是怎样的有谁知道?
魔方怎么玩?有什么规律吗?
We will be shown around the city:schools,museums,and some other places,____other visitors seldom go. A:what B:which C:where D:when
We"ll be shown around the city;schools,museums and some other places,___ other visitors seldom go.A.whatB.whichC.whereD.when
We will be shown around the city:schools,museums,and some other places,_____ other visitors seldom go.A.what B.which C.when D.Where
you will be shown around our school,visiting the places of interest 这个visiting怎么解释
the guests _____around the city this Sunday A.are shown B.will be shown
____you make a plan for study ,you have to follow it .A.EvenB.OnceC.UnlessD.Until