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- slow neutron activation method 慢中子活化法
- These are far outweighed by the benefits of the neutron activation method. 中子活化分析的好处是远远超过它们的。
- slow neutron activation 慢中子激活
- fast neutron activation method 快中子活化法
- neutron activation method 中子活化法
- Neutron activation analysis for uranium in soild may delineate structures. 用中子活化分析测定土壤中的铀以圈定构造。
- Neutron activation or chemical analysis for uranium are used as a follow-up. 中子活化分析和化学分析铀可作为进一步追索的方法。
- We irradiate the desert with slow neutrons. 我们用低速中子照射整个沙漠。
- Neutron activation analysis for uranium in soil may delineate structures. 用中子活化分析测定土壤中的铀以圈定构造。
- Power Trigger : This is the activation method for power stones. 异能触发：这是灵能石的启动方式。
- slow neutron time of flight method 慢中子飞行时间法
- Power Trigger: This is the activation method for power stones. 异能触发：这是灵能石的启动方式。
- Neutron activation or chemical analysis for uranium are used as a follow-up . 中子活化分析和化学分析铀可作为进一步追索的方法。
- Uranium fission may be accomplished by either fast or slow neutrons. 铀的裂变可用快中子或慢中子来完成。
- In part of analysis and monitoring method, how to use neutron activation analysis method to study microelement in soil and how to characterize properties of soil is described in detail. 污染物分析监测方法则具体阐述了用中子活化分析方法研究土壤中的微量元素含量、如何监测土壤特性的方法。
- In the paragraph of the method of using artificial tracer, there is the explanation about the tracer technology of neutron activation analysis and the method of Lanthanide-DTPA tracer. 在人工示踪法中叙述了中子活化示踪沙技术和稀土元素-DTPA螯合物示踪法。
- The isotope of uranium with mass number235, fissionable with slow neutrons. 锕铀铀的同位素，原子质量数为235，与慢中子发生裂变
- Nickel oxide is purified and pulverization property of nickel button is studied.The method of determination of platinum group elements (PGE) based on neutron activation analysis (NAA) is established. 对氧化镍进行提纯,对试金扣的粉化性能进行了研究,用中子活化分析测定了地质样品中的铂族元素,全流程回收率在94%25以上。
- Methods: According to the strength of the neutron source, paraffin was used to slow neutron and B 4C to absorb the slowing down neutron. 方法:根据中子源的强度,利用石蜡慢化和碳化硼吸收慢化中子原理并考虑各种影响因素,建立中子源的安全贮存装置。
