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- In this paper, the conditions under which the supersonic radiation transport was diffusive were investigated in the case of an external radiation source with constant temperature. 分析得出:对于一个固定的恒温外源,随着时间的增加,热波波头位置是随时间的平方根增长的,光学厚度正比于波头位置,也是随时间而逐渐增加的;
- external radiation source 外辐射源
- The density logger consists of a radiation source. 密度测井仪包括辐射源。
- The one kind of industrial medium temperature radiation source. 一种工业中温黑体辐射源的研制。
- Is Medical Radiation Source the Measurement Apparatus? 医用辐射源是计量器具吗?
- The method of additive radiation source cajolery is studied. 推导水平面内制导精度的计算公 式。
- ICRP Publication 60 intruduced several changes of consequence for external radiation dosimetry. ICRP第60号出版物引入了对外照射辐射剂量学的几个重大变化。
- Conclusion:Jin Pu inhibitive Pian combined with TACE or external radiation can enhancing the killing effect for tumor cell of patients with PLC. 毒副反应低。结论:金蒲抑瘤片对原发性肝癌的化学和放射治疗具有增效作用。
- External radiation therapy is reserved for anaplastic carcinoma and lymphoma, and adenocarcinomas that are refractory to radioactive iodine. 对于间变癌与淋巴瘤以及用放射性碘难以治愈的腺癌,我们选用外照射治疗。
- Objective To observe the value of brachytherapy on intracavitary residual tumors in patients with na-sopharyngeal neoplasms after external radiation therapy. 目的观察鼻咽肿瘤外照射后腔内残留病灶后装放射治疗的疗效。
- The farther away that people are from a radiation source, the less the absorbed dose. 距离辐射源越远,所受剂量越少。
- A numerical study on the spontaneous ignition process of a vertically placed solid thin fuel heated by external radiation in normal gravity, quiescent environment was made. 本文以数值方法研究在正常重力场中,静止空气环境下,垂直放置的薄型固体燃料,受外界辐射热源加热而自发性引燃的过程。
- The less time that people are exposed to a radiation source, the less the absorbed dose. 受到辐射照射的时间越短,身体所受的剂量越少。
- No external radiation is produced during normal operation, although rupture of the glass capsule will release the radioactive tritium gas contained within. 尽管玻璃气室的破裂会释放其中装有的放射性氚气体,但是在正常使用期间并不会造成对外的放射。
- Often used standard light source is synchrotron radiation source and wall stabilized argon arc source. 常用的光源标准如同步辐射光源和壁稳亚弧光源等。
- Without any pollutive source and radiation source green environmental protection. 不含任何污染源和辐射源,绿色环保。
- Characteristic: With infrared radiation source, and average life of 5,000 hours. 特点:红外线辐射源。平均寿命5000小时。
- Relative diffraction efficiencies for these gratings have been calibrated on synchrotron radiation source. 在北京同步辐射源上实验标定了这些光栅的相对衍射效率。
- Conclusion Accurding to our judgement criteria,the chronic radiation sickness from external radiation exposure can recover and thymopeptide is a helpful and simple meams to treat it. 胸腺肽有助于慢放病的治疗,具方法简单,值得临床试用。
- The Estimation of Doses to the Inhabitants Arising from Natural Radiation Source in the High Background Radiation Area of Yangjiang, China. 天然辐射源致阳江高本底辐射地区居民的剂量估算。