forthereasonthat
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一个梯形面积420平方厘米,如果把它的下底增加12厘米,他的面积是468平方厘米,原梯形的高是多少厘米?
You have always been there for me
Thousands of people in the disaster areas will suffer a lot if these supplies don't ___in time.A.pay offB.set out C.get throughD.use up求详解
用一根绳子测井深,双股量,井外余3米,3股量,距井底还差1米,井、绳各多少米?(用方程解)
people have always enjoyed laughing 是什么时态的
I have always been a person
Chinese people have always dreamed of flying to space帮忙翻译下这句话谢谢
I find no people around为什么是这样?I don't find people around 请讲讲相关的语法
I found many people _____(walk) outside .
The teacher found Tom was c—— from Liz while she was walking around.填什么c后边写什么
_____ (walk) around your school and _____ (find )the equipment .
7.After the bomb explosion in the cinema,people were seen _________ out of the cinema.A.stepped7.After the bomb explosion in the cinema,people were seen _________ out of the cinema.A.stepped \x05\x05B.walking \x05\x05C.scrambling \x05D.wandering
英语翻译Always there When I'm less than I should be,When I just can't face the day When darkness falls around me And I just can't find my way When my eyes don't clearly see And I stumble through it all You I leen upon,you keep me strong And you r
there are _____(hundred) of people dancing at the square after supper.
英语翻译when i'm less than i should bewhen i just can't face the daywhen darkness falls around meand i just jan't find my waywhen my eyes don't clearly seeand i stumble through it allyou i lean upon ,you keep me strongand you rise me when i fallY
是the people after he还是the people after him 为什么
设函数f(x)=(m+1)x2-mx+m-1.若方程f(x)=0有实数根,求M的取值范围
she is the last to
较短的科学家故事3350━68字就够了!
较短的科学家故事0450━68字就够了!
数学题——统计表新风自行车厂去年第四季度生产情况如下:十月份计划生产2500辆,实际生产2600辆;十一月份计划生产2500辆,实际生产2550辆;十二月份计划生产2500辆,实际生产2700辆.先算出每
五线步进电机通过电阻怎么判断相数
步进电机的相数是怎么判定的?一相,二相,三相,四相,五相步进电机有何关联和区别?
如果m、n是奇数,关于x 的方程x2 + mx + n = 0有两个实数根,则其实根的情况是( )(A)有奇数根,也有偶数根 (B)既没有奇数根也没有偶数根(C)有偶数根,没有奇数根 (D)有奇数根,没有偶数根为什么选B
短小的现代科学家故事
较短的科学家故事8250━68字就够了!
There have always been,and there will always be clowns.
步进电机的齿距角是什么意思,和步距角有什么关系
给出步进电机的步距角公式,已知尺数为60,相数为5相,通电方式为双拍,计算步距角.
已知步进电机的齿数、相数、拍数,求步距角求步距角的方法,老师说什么MZK,
You can say it again.怎么翻译如题 谢谢了紧急
步进电机步距角和拍数是什么关系,假设电机是四相八拍,是一拍转一个步距角还是不拍过后转一个步距角?我用的步进电机的步距角写的是5.625,但查书上的步距角通常是零点几,这是怎么回事,