If technologists could not properly take a simple chest X-ray, how can they be expected to safely operate ct scanners or linear accelerators?
如果技术员不能准确进行一次简单的胸透检查，怎么能指望他们安全地操作CT扫描仪或线性加速器呢？
Modulated reflection method is used in general for measuring phase lengths of waveguide net-work in construction of electron linear accelerators.
通常，利用调制反射法测量高能电子直线加速器波导网络的相长度。
The article discusses the overall requirements and methods for the acceptance of medical linear accelerators to promote the accuracy and efficiency of the acceptance.
本文探讨了对医用直线加速器验收的总体要求和方法，以提高验收的精确性和有效性。
The electron back bombardment phenomenon in high accelerating gradient standing wave linear accelerators has been analysed in comparison with that in magnetrons and microwave thermionic guns.
高梯度驻波加速管常伴有电子反轰现象，引起电子枪阴极过热及发射不稳定。
They are generated by accelerating electrons to very high energy levels in kilometer-long vacuum tubes, so-called linear accelerators, and then deflecting them with specially arranged magnets.
它们由高速电子产生——在所谓的直线加速器中，电子在长达数公里的空管中加速到特定能量水平，再用专门设置的磁场使其转向。
They are generated by accelerating electrons to very high energy levels in kilometer-long vacuum tubes, so-called linear accelerators, and then deflecting them with specially arranged magnets.
它们由高速电子产生——在所谓的直线加速器中，电子在长达数公里的空管中加速到特定能量水平，再用专门设置的磁场使其转向。
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