这就是我们在数学里用弧度表示角度的原因。
这是对于弧度的定义。
360弧度每秒。
可以将数学库配置成弧度或角度(默认为弧度)。
You can configure the math library for radians or degrees (the default is radians).
角速度不是指每秒经过的路程，而是指每秒经过的弧度。
Angular velocity means not how many meters per second but how many radians per second.
小球需要高度和好的弧度。
以弧度计量的角度。
长短不一的直轨和不同弧度的弯道会自动出现。
Straights of varying length and curves of varying degrees appear automatically.
这时，双手紧压地面，轻轻向后弓背，增加弧度。
Press down on the mat with your hands, gently increasing the arch in your back.
一个单位名称以及转化为米或者弧度的转化因子。
侧线能形成角度或弧度，并且偏移距离可以是负数。
The side lines can be angled or curved, and the offset distance may be negative.
一弧度就是长度刚好等于半径的一段圆弧所对的圆心角。
A radian is the Angle subtended by an arc of a circle whose length is just equal to the radius.
在北半球，如上图所示，太阳沿着地平线南部以最低弧度划过天际。
When viewed from northern latitudes, and as shown in the above horizontally compressed image, the Sun will make its lowest arc through the sky along the southern horizon.
一个数学函数，返回指定表达式中以弧度表示的指定角的三角余弦。
Is a mathematical function that returns the trigonometric cosine of the specified Angle, in radians, in the specified expression.
一个按引用传递的数值，标识该四元数的旋转角度(以弧度为单位)。
Angle a number, passed by reference, that identifies the Angle of rotation, in radians, of the quaternion.
我放上有弧度的背板力木，之后吉他组装好时，它的弧度就消失了。
I put the curved back brace on the back, and then, later when the guitar is put together, the curve is lost.
横跨大西洋的地球弧度会使这个想法不能实现，这似乎是显而易见的。
It seemed obvious that the curvature of the Earth across the Atlantic would prevent this idea.
偏心螺旋矩形截面通道中流体速度随转角(弧度)呈非线性周期变化。
Flow velocity of fluid in eccentric spiral rectangular section channels varies in periodical non-linear relation with Angle of curve.
当太阳低弧度越过地平线时，它们走动的身影映衬着一地的雪白，沐浴在柔和的日光中。
They move silhouetted against a land white as white, bathed in gentle light as the sun traces a low arc across the horizon.
同时在颈椎侧位片上测量颈椎弓深，以评价颈椎生理弧度异常的严重程度。
The degree of the abnormality was estimated by measuring the depth of cervical vertebra bow from the lateral radiograph.
该建筑有弧度、呈流线型，设计师以最少的建筑材料制造出最大的室内空间。
A curved, aerodynamic building, it USES minimal construction materials, while making maximum use of the enclosed space.
为了在转弯的第三阶段保持速度甚至加速，世界杯选手会将出弯阶段的弧度拉直。
In order to maintain or even generate speed in a phase-III of a turn, World Cup skiers straighten out the turn exit.
人的脚部本身就是一个结构强健的支撑结构，鞋底的形状实际只是脚底弧度的翻版。
The foot has its own inbuilt strength and support so why duplicate this.
力学分析符合安全、省力的要求，而且较一般的颈牵引设备更适合颈椎的生理弧度。
It was safe and easy on mechanics, furthermore, it was more fit for physiological curvature than a common cervical traction apparatus.
力学分析符合安全、省力的要求，而且较一般的颈牵引设备更适合颈椎的生理弧度。
It was safe and easy on mechanics, furthermore, it was more fit for physiological curvature than a common cervical traction apparatus.
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