Please have a look以初速度为Vo=10m/s从地面竖直上抛一质量m=0.2kg的物体,不记阻力时,上升几秒后物体的动能和势能相等?其值多大?若物体实际达到的最大高度为h=76m,设物体运动过程中所受阻力大小
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Pleasehavealook以初速度为Vo=10m/s从地面竖直上抛一质量m=0.2kg的物体,不记阻力时,上升几秒后物体的动能和势能相等?其值多大?若物体实际达到的最大高度为h=76m,设物体运动
Please have a look以初速度为Vo=10m/s从地面竖直上抛一质量m=0.2kg的物体,不记阻力时,上升几秒后物体的动能和势能相等?其值多大?若物体实际达到的最大高度为h=76m,设物体运动过程中所受阻力大小
Please have a look
以初速度为Vo=10m/s从地面竖直上抛一质量m=0.2kg的物体,不记阻力时,上升几秒后物体的动能和势能相等?其值多大?若物体实际达到的最大高度为h=76m,设物体运动过程中所受阻力大小不变,则所受到的阻力和和落回地面时的速度为多大?(g取10m/s的平方)
Please have a look以初速度为Vo=10m/s从地面竖直上抛一质量m=0.2kg的物体,不记阻力时,上升几秒后物体的动能和势能相等?其值多大?若物体实际达到的最大高度为h=76m,设物体运动过程中所受阻力大小
上升t s Vt=Vo-gt 1/2mVo*Vo=Ek+Eh=2Ek=mVt*Vt
please have a look my sweater
Please have a look my sweater.改错.
please have a look that house
please have a look at them对错
改正错误 Please have a look my sweater.
please come here____(have)a look
Please have a look at it.的语法look和look at的区别
Please have a look at yourself.这句话如何翻译?
May I have a look at that dress,please?翻译
《Please have a look at the new pictures .》的同义词.
please have a look at the clothes同义句
Please have a look the new backpack.(改错)
please let me have a look at the m______
please( ) my mother a.look after b.look c.have a look请问是选a吗
同义句转换 May I have a look at that postcard ,please?May ------------------that postcard,please?
Please have a look at my new photos.同义句 Please ___ ___ my new photos.
Please have a look at the clohes=Please ------ ------ the clothes
please have a look at QiangWei clothes store同义句转换Please( )QiangWei Clothes Store