【have a look at this picture】怎么用这张图证明凹面镜焦点在1/2半径处?
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【have a look at this picture】怎么用这张图证明凹面镜焦点在1/2半径处?
【have a look at this picture】怎么用这张图证明凹面镜焦点在1/2半径处?
【have a look at this picture】怎么用这张图证明凹面镜焦点在1/2半径处?
有几何关系和光反射定律得θ₁=θ₂,所以等腰三角形,因为R极大,所以θ极小近似认为f=R/2,求采纳
have a look at
Have a look at this picture.(同义句转换)
Can I have a look at this lamp?同义句
This is a picture of our vacation.Have a______it是see/watch/look/look at
Is this your book?----oh,let me___it A.look B.have a look at C to look D to look at选几哦
Let me have a __________ this picture A:look at B:see C:watch
Let me have a --- this picture.-----应该填什么?A.look at B.see C.watch
have a look和have a look at一样吗?
look at ,look,have a look的区别
look at ,look,have a look的区别
look at sth.=have a look at sth.
Let's have a look at this movie 的同义句
this kind of bike is too_.let's have a look at the cheap ones.
用i,a,this,one,can,at,look,have造疑问句1
Let's have a look at this dictionary(改为同义句)
at,can,look,lamp,have,i,this,a连词组句
this,can,look,blouse,at,have,a,连词组句怎么组
Let's have a look at this.是什么意思?一般用于什么场景?