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

1898年，他們相信自然界中存在著具有放射性的某種東西无码又爽又刺激免费视频。

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

這是《環(huán)境放射學(xué)雜志》的網(wǎng)頁高清无码在内射3D在线观看，該網(wǎng)頁由Elsevier出版集團(tuán)提供。

There was in nature another element which sent out radioactivity.

在自然界里存在著另一種具有放射性的元素久久精品国产精品久久人。

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.

研制結(jié)果為：碘標(biāo)記的7α O IA DPN放化純度大于95%日韩精品天天在线观看，標(biāo)記率為81%～90%，比活度高達(dá)83.25PBq/mol永久黄网站色视频免费费，室溫下放置24h72式A片，放化純度仍大于90%。

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

放射性核素治療的特點(diǎn)在于該治療技術(shù)的整個過程都具有放射性91伊人久久大香线蕉。

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

模型顯像實(shí)驗可測出顯像最佳用藥活度午夜无码一级成年大片在线69式，用17.8MBq的〓-FDG顯像，產(chǎn)生隨機(jī)符合比值25％超碰个人免费，計數(shù)率365kc／s艹插舒服爽轮流视频，顯像效果最好。

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.

對195例宮頸癌病人行體外+腔內(nèi)放射治療的同時99riav10，加強(qiáng)心理護(hù)理91免费网址在线手机、健康教育指導(dǎo)、飲食護(hù)理和放射性直腸炎国产资源在线看、放射性膀胱炎的護(hù)理以及安全管理a片免单网址。

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，在工業(yè)方面黄色视频插插插，離子交換纖維可作為催化劑成催化劑載體www.850ppcom，用于催化某些有機(jī)反應(yīng)；可用作脫水劑和油水分離材料在线观看Www.；用作水吸附(物質(zhì)表面吸住周圍介質(zhì)中的分子或離子現(xiàn)象)劑欧美国产黄色一级，用于倉庫中水分的脫除；用作吸血性衛(wèi)生材料玖色综合，可制成放射性吸收和防護(hù)材料国产超黄色视频；利用離子交換纖維對細(xì)菌的吸附(物質(zhì)表面吸住周圍介質(zhì)中的分子或離子現(xiàn)象)和殺菌能力，制成防臭鞋墊潮吹国产、保健內(nèi)衣等小黄片真人视频毛片。

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

是盧琴福和索迪揭示了放射性的奧秘另类国产资源在线观看，發(fā)表了元素的嬗變理論。

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

真正凸現(xiàn)出重要性的是 1903年 Ernest Rutherford 和 Frederick Soddy 在 Mxxxxll 大學(xué)揭示了放射性的本質(zhì)国产欧美亚洲精品a第二页。