The theory of medical microtron is introduced.The theory of medical runway microtron is expressed and its characteristics are compared with electron linear accelerator.
着
了电子回旋加速器原
，
了跑道式电子回旋加速器的工作原，并对电子回旋加速器和电子直线加速器的特进行了比较。
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11月合
And they play on fears that America is in danger of losing its pre-eminence in high-budget " big science" , following the closure earlier this year of the Illinois-based Tevatron, the second-most-powerful particle accelerator in the world.
随着
些时候，世界上第二给力的粒子加速器，伊利诺斯州的一万亿电子伏加速器的关闭，他们担忧美国正面临着失去它在以高预算为支撑的尖端科技领域领先地位的威胁。
，
的标准设备。
