| 1. | By the time we finished serving dinner i was completely exhausted 当我干完一天的活时,浑身就像散了架。 |
| 2. | Parameter changes of gaussian beams after passing through astigmatic lens 高斯光束通过像散透镜后光束参数的变化 |
| 3. | A study on a compact kerr - lens mode - locking resonator with astigmatic compensation 紧凑型像散补偿的克尔透镜锁模腔 |
| 4. | Let ' s do something fun outside , like taking a walk , or riding bikes 我们到外头轻松一下吧,像散个步、骑脚踏车都好。 |
| 5. | Theoretical analysis on focusing characteristics of laser tweezer under the influence of astigmation from sample vessel 样品池像散影响光镊聚焦特性的理论分析 |
| 6. | Two detectors are used both in conventional differential astigmatic device and the device given in this paper 与差动像散离焦检测原理相同的是,二者都是采用双探测器进行测量。 |
| 7. | Lasers and laser - related equipment - test methods for laser beam widths , divergence angle and beam propagation ratios - part 2 : general astigmatic beams 激光和激光相关设备.激光束宽度发散角和束扩散率的试验方法.第2部分:一般像散束 |
| 8. | In this paper , the differential astigmatic detection method for defocus measurement with one - way defocused detector is developed from the conventional differential astigmatic detection 本文在传统差动像散检测方法基础上,给出一种基于单向离焦的差动像散检测方法。 |
| 9. | At last , the principle of defocus measurement with one - way defocused detector is proved correctly . the result compared with conventional differential defocus measurement method shows that the higher measurement sensitivity can be achieved by the method discussed in this paper 最后,本文通过实验验证了单向离焦检测原理的正确性,并通过实验与差动像散检测方法进行了比较,结果表明本文方法具有更高的测量灵敏度。 |
| 10. | The optimum position of focal spot of pumping laser through coupling system is calculated . in the fifth chapter , the optical characteristics of nd : yvo4 and lbo are studied . the astigmatism problem of resonant cavity is explored thoroughly under the condition of thermal lens effect 第五章分析了nd : yvo _ 4和lbo晶体的光学特性,深入分析了在引入热透镜效应的情况下谐振腔的像散问题,设计了四镜z型折叠腔,应用abcd定律计算优化选择了一组腔参数。 |