change-angle 变幅
Change angle to photograph 拍摄角度变化
angle change 角变 ; 角变位
rate of over-all angle change 全角变化率 ; 造斜率
Change visual angle 改变视点
The shooting angle change 拍摄角度变化
change of racket angle 拍形角度的变换 ; 拍形角度变换
Keep in mind that your Angle may change over time.
记住你的时尚角度是可以随着时间而改变的。
You shouldn't have to change your seated posture or Angle your hands to type.
你不应该不得不改变坐姿或者弯曲双手来打字。
I'm using the fact that when you take a cosine and change the angle inside the cosine, it doesn't care. whereas, if you go to the sine and change the angle inside the sine, it becomes minus sine.
我用了一个结论,当你使用余弦函数时,改变角度的正负,函数值不变,而对于正弦函数,改变角度的符号,则函数值也会变号
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