核素
- 与 核素 相关的网络例句 [注：此内容来源于网络，仅供参考]
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The migration of radioactive nuclides in groundwater is the one of most important problems in environmental geosciences at present.
放射性核素在地下水中迁移的研究是当前环境地球科学的一个热点课题。
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Of about 1, 000 different nuclides now known, only about one-quarter are stable
在目前已知的约1000种不同的核素中，大约只有四分一是稳定的。
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Therefore, the variation of groundwater density can not be neglected in the process of numerical simulation of nuclides in fractured porous media.
因此，在对裂隙介质核素迁移的数值仿真分析过程中，不能忽略地下水密度的变化对其造成的影响。
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In our country,the monitoring to radioactive intension is implementing,but to nuclides,it is weak relatively.
我国目前实施对放射性强度的监测，而对核素监测相对比较薄弱。
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These nuclides could not be detected using AMS method with required sensitivity due to the limitation of ion energy.
而加速器质谱方法由于能量的限制而无法达到测量这些较重核素所需要的灵敏度。
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After the separation of the target material and other nuclides, the recovery total of the rare earth elements was larger than 70%.
在分离剔除靶子物质和其它核素后，对稀土元素的总收率大于70％。
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This work concerns in the evolution of the nuclides in the sub critical reactor of ADS.
研究了加速器驱动洁净核能系统次临界反应堆内核素的演化。
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As a result of nucleus test and nucleus electricity station building in developed countries,the pollution of radioactive nuclides to environment has been concerned in the world.
由于发达国家的核试验和核电站的建设，放射性核素对环境的污染已引起世界各国的关注。
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Of a bout 1, 000 different nuclides now known, only a bout one- quarter a re stable.
在目前已知的约1000种不同的核素中，大约只有四分一是稳定的。
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The prediction of the concentration of radioactive nuclides is the basis and premise of emergency action and radioprotection.
放射性核素浓度的确定是放射性事故抢险救援和辐射防护等工作的基础和前提，是放射性事故应急救援的重要组成部分。
- 推荐网络例句
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In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.
。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。
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Go down on one's knees;kneel down
屈膝跪下。。。下跪祈祷
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Nusa lembongan : Bali's sister island, coral and sand beaches, crystal clear water, surfing.
Nusa Dua ：豪华度假村，冲浪和潜水，沙滩，水晶般晶莹剔透的水，网络冲浪。