Strong beam and weak column 强梁弱柱
strong beam with weak column 弱柱强梁
strong column and weak beam 强柱弱梁
strong laser beam 强激光束
The range light is capable of sending out a strong beam of light.
该灯器可发出单向强烈光束。
The laser, with its beam of strong light, can drill a hole in a diamond, and yet can be so well controlled that it can be used in delicate eye operations.
凭着本身强烈的光束，激光可在钻石上钻一个洞，而且可以被很好地控制，因此能用于精密的眼部手术。
Liquid crystals were chosen because their strong birefringence provides a simple way to observe their rotation around the laser beam axis.
选择液晶是因为它们强烈的双折射提供了一种简单的方法去观察它们绕着激光光轴的旋转。
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