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| 51. | Polarization holography with depolarized reference beam is an effective means of recording and reconstructing |
| 消偏参考光的偏振全息术是能记录并再现物光波偏振状态的一种有效方法。 |
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| 52. | relies on a property of laser light known as coherence, meaning there is one orderly wave associated with |
| 大部份的干涉技术都使用雷射光，因为这种技术需要用到雷射光束的同调性（意即每道光束都是规律的波）。 |
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| 53. | leaf-clothed trees; fog-cloaked meadows; a beam draped with cobwebs; cloud-wrapped peaks. |
| 枝叶茂密的树；烟雾弥漫的草地；布满蛛网的横梁；云雾缭绕的山顶。 |
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| 54. | feasibility and reliability of application of soft end band wound and bound by polester fibre sleeve with |
| 论述采用涤纶套玻璃丝束绑扎绳绕绑的软端箍的必要性、能性、行性和可靠性。 |
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| 55. | article gives the construction procedure and instructions for on-site casting of continuous concrete box beam |
| 介绍移动模架施工现浇混凝土连续箱梁的施工工艺,以及在施工中应该注意的事项。 |
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| 56. | The results indicate that it can obtain the laser beam with less spot and more power density, which could |
| 结果表明，经过这种传输变换后可获得光斑直径较小的、率密度较高的、用于激光加工的激光束。 |
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| 57. | Alternatively, the ripples can be irradiated from above with a laser beam to produce an instantaneous |
| 或者也可以用一束激光从上面照射波纹，在反射光中产生即时的重建象。 |
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| 58. | An aircraft flies over a no man's land sown with land mines, scanning it with an energy beam that pinpoints |
| 一架飞机在一块布满地雷的无人居住的陆上空飞过，用能源束对每颗地雷进行扫描、定位并作下记录。 |
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| 59. | Optimization analysis of tokamak plasma fuelling with the supersonic molecular beam( SMB) has been made |
| 对用于托卡马克等离子体加料的超声分子束系统进行了优化分析。 |
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| 60. | This occurred as they dragged earth with a tractor beam from their own space craft behind another planet |
| 当他们用自己的宇宙飞船从另一个行星后面发射牵引光线，从而拖动地球使其八年未被太阳照射时，这（冰冻就）发生了。 |
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