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| 21. | lens system focuses image on a photosensitive mosaic that is scanned by an electron beam. |
| 把影像投到电子束扫描的光敏镶嵌屏幕上的透镜系统。 |
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| 22. | Three-beam synchronous treatment and activation by electron beam are the main features of this device |
| 三束同步处理和电子束的活化作用是该装置的主要特点。 |
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| 23. | Ultrasonic angle beam examination by the contact method |
| GB/T11343-1989接触式超声斜射探伤方法 |
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| 24. | although we may analyze a continuous beam by several methods, only the method of superposition is practical |
| 虽然我们可以用几种方法来分析连续梁，但是只有迭加法是切实可行的。 |
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| 25. | The design of the gun is commonly defined by perveance, beam current, waist radius, waist position and |
| 它的设计主要有导流系数、流、腰半径、腰位置以及阴极电流密度。 |
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| 26. | metalworking machine tool operated by light or photon beam process |
| 金属加工机床,光或光子束操作 |
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| 27. | Today, a patient with severe stomach bleeding would be treated by a laser beam. |
| 今天，一个有严重胃出血的病人可以用激光来治疗。 |
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| 28. | Deep Heating on Pigs by High Power Focused-beam Microwave Set |
| 高功率聚束微波热疗机无损深部加热的动物实验研究 |
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| 29. | explores the interaction between the implanted ions and cells, and the biological effect of microorganisms by |
| 探讨了低能注入离子与生物细胞的相互作用以及离子注入微生物细胞所产生的生物效应. |
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| 30. | The Stokes parameters were determined by measuring the multiple beam diffraction intensity. |
| 通过测量多光束衍射强度,确定了斯托克斯参量。 |
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