conical refractional conical angle modulation laser conical scanning
锥形折射 锥角调制 激光圆锥扫描。
参考来源 - 双轴晶体锥形折射扫描研究 Conic Scanning of Biaxial Crystal·2,447,543篇论文数据，部分数据来源于NoteExpress
但是，锥形折射光环的动态特性却少有人研究。
But there is less research on the dynamic property of the light loop of conical refraction.
双轴晶体锥形折射产生空心光束的现象早在十九世纪初就被人们所注意。
The phenomenon of hollow beam emerged by conical refraction from biaxial crystal, have been noticed in the early nineteenth century.
本论文从双轴晶体的折射率椭球出发，研究了锥形折射的能量传播规律。
According to the ellipsoid of refractive index of biaxial crystal, this paper discussed the propagation of energy in crystal.
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