弧度;毫弧度角;
英文例句/中文翻译:
The relative positioning of the two grating elements is adjusted such that their periodic structures are out of phase by π/ 2 radians.
调整两光栅元件的位置,使得它们的周期性结构相差π/2弧度。
Use Drawing Page's Units; Degrees; Deg; Deg-Min-Sec; Radians
使用绘图页的单位;度数;度;度-分-秒;弧度
By definition, one revolution, or 360 deg, equals 2 π radians.
根据定义,转一周(即360度),等于2π弧度。