concrete biological shield是什么意思

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Study on performance test of raw material of shielding concrete;

屏蔽混凝土用原材料性能试验研究

Recent development of electromagnetic shielding concrete;

电磁屏蔽混凝土的发展现状

On the basis of introducing the kinds of electromagnetic shielding materials and the principle of electromagnetic shielding,the recent development of electromagnetic shielding concrete is reviewed,the study direc- tions and the application prospects of electromagnetic shielding concrete are also looked ahead in this paper.

在介绍电磁屏蔽材料的种类和电磁屏蔽原理的基础上,论述了近年来电磁屏蔽混凝土的发展现状,并展望了电磁屏蔽混凝土的研究趋势和应用前景,最后阐述了电磁屏蔽混凝土的开发与示范。

The current situation and developing trend of electromagnetic shielding concrete were emphasized.

介绍了电磁屏蔽材料的研究现状,并重点介绍了电磁屏蔽混凝土的研究现状和未来发展趋势。