Radiation therapy uses a variety of units to refer to the amount of energy received by the patient. Here are the main ones under the International System of Units, or SI.
中国互联网已经很久没有这么热闹过了。
，详情可参考新收录的资料
Рабочие обнаружили аудиозапись культовой сказки в самом неожиданном месте14:35。业内人士推荐新收录的资料作为进阶阅读
科学其实很有趣，科学家其实很酷，这一点在新收录的资料中也有详细论述