maximum permissible concentration of unidentified radionuclides

However,from the perspective of cognition,the author of the paper,by using"concrete/abstract" and "known/unknown"as axis,classified figures of speech into 8 types.

而从认知的角度 ,以“具体和抽象”、“已知和未知”为轴 ,可以将比喻分为 8种类型。

Application of Instrument Analysis Technology to Identification of Unknown Materials;

仪器分析技术在未知物鉴定上的应用

In this paper,think system of analysis methods of unknown material is introduced.

介绍了未知物剖析方法思路体系的原理,并讨论了未知物剖析方法思路体系在国外进口产品、出土文物以及创新产品中的一些重要应用研究。

Simulation calculation of deep buried and unknown area was conducted and CBM geologic evolution process in the area was founded out.

对盆地深部未知区进行模拟计算,查明了未知区山西组主煤层煤层气地质演化史特征。

Unknown interference and noise are ubiquitous in the complexity multi-antennas environment.

因此,为了删除MIMO系统中的未知干扰,该文建立了非精确CSI下的系统模型,模型中的非线性函数表示MIMO系统中的干扰。