查询词典 radioactivity

In 1898, they believed that something in nature which gave out radioactivity .

1898年，他们相信自然界中存在着具有放射性的某种东西。

This is the webpage of The Journal of Environmental Radioactivity, which was offerd by Elsevier publisher.

这是《环境放射学杂志》的网页，该网页由Elsevier出版集团提供。

There was in nature another element which sent out radioactivity.

在自然界里存在着另一种具有放射性的元素。

The radiochemical purity of radioiodinated 7α-O-IA-DPN is more than 95%, and still greater than 90% kept for 24 h at room temperature. Radiochemical yields is 81%～90%, and specific radioactivity is 83.25 PBq/mol.

研制结果为：碘标记的7α O IA DPN放化纯度大于95%，标记率为81%～90%，比活度高达83.25PBq/mol，室温下放置24h，放化纯度仍大于90%。

As a special treatment modality, radionuclide therapy is characterized by radioactivity throughout the treatment procedure.

放射性核素治疗的特点在于该治疗技术的整个过程都具有放射性。

FDG imagingwith 17.8MBq radioactivity could produce 25% of random/coincidence rateand 365 kcounts/s which give the best image quality.

模型显像实验可测出显像最佳用药活度，用17.8MBq的〓-FDG显像，产生随机符合比值25％，计数率365kc／s，显像效果最好。

Methods 195 cases of cervix neoplasm underwent radiotherapy in vitro plus intraperitoneapl,accompanied with more mental care,health education and dietary instruction,more intensive care of radioactivity rectitis and cystitis.

对195例宫颈癌病人行体外+腔内放射治疗的同时，加强心理护理、健康教育指导、饮食护理和放射性直肠炎、放射性膀胱炎的护理以及安全管理。

Additional, in industrial respect, ion exchange fiber can become activator carrier as activator, use at catalysis certain and organic reaction; Can use as dehydrating agent and grease depart material; Use as water sorbent, take off with what divide at the water in storehouse except; Use as material of sex hygiene suction blood, can make radioactivity is absorbed and defend material; Use ion exchange fiber the adsorption to the bacterium and antiseptic ability, make underwear of deodorant insole, health care wait.

另外，在工业方面，离子交换纤维可作为催化剂成催化剂载体，用于催化某些有机反应；可用作脱水剂和油水分离材料；用作水吸附(物质表面吸住周围介质中的分子或离子现象)剂，用于仓库中水分的脱除；用作吸血性卫生材料，可制成放射性吸收和防护材料；利用离子交换纤维对细菌的吸附(物质表面吸住周围介质中的分子或离子现象)和杀菌能力，制成防臭鞋垫、保健内衣等。

Ernest Rutherford and Frederick Soddy were working out the nature of radioactivity.

是卢琴福和索迪揭示了放射性的奥秘，发表了元素的嬗变理论。

What stands out as really important is that at McGillUniversity, Ernest Rutherford and Frederick Soddy were working out the nature of radioactivity.

真正凸现出重要性的是 1903年 Ernest Rutherford 和 Frederick Soddy 在 Mxxxxll 大学揭示了放射性的本质。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。