| 1. | The parent uranium has been partitioned from its decay products .
铀母体与其衰变产物分离。 |
| 2. | Estimation standards of personal cumulative exposure to radon decay products for miners
矿工氡子体个人累积暴露量估算规范 |
| 3. | Radon radon - 222 is a major source of natural radiation . it is the decay product of
氡气特别是氡- 222是一个主要的天然辐射源。 |
| 4. | Radon ( radon - 222 ) is a major source of natural radiation . it is the decay product of
氡气(特别是氡- 222 )是一个主要的天然辐射源。 |
| 5. | Cancer of the lung has been observed in miners exposed to high concentration of radon and its decay products
由于在含高浓度氡气及其子体的环境工作，矿工的肺癌发生率因而增加。 |
| 6. | Radiation protection instrumentation - radon and radon decay product measuring instruments - part 1 : general requirements
辐射防护装备.氡和氡降解产品的测量装置.第1部分:一般要求 |
| 7. | Cancer of the lung has been observed in miners exposed to high concentration of radon and its decay products
肺:由于在含高浓度氡气及其子体的环境工作，矿工的肺癌发生率因而增加。 |
| 8. | Test method for determination of the relative content of dissolved decay products in mineral insulating oils by spectrophotometry
用光谱法测定矿质绝缘油中可溶解的衰减产品相对含量的试验方法 |
| 9. | To test this hypothesis , scientists have searched for unusually high amounts of 26mg , the decay product of 26al , in meteorites
为求证这个假说，科学家在陨石里寻找含量异常高的镁26 （铝26衰变的产物） 。 |
| 10. | Radiation protection instrumentation - radon and radon decay product measuring instruments - part2 : specific requirements for radon measruing instruments
辐射防护用氡及氡子体测量仪第2部分：氡测量仪的特殊要求 |
