例句 /

The requirement of wide-range frequency and low loss tangent characters materials for advanced radomes were presented, and the progress in the research of polymer-matrix composites for radomes is summarized.

The requirement of wide-range frequency and low loss tangent characters materials for advanced radomes were presented, and the progress in the research of polymer-matrix composites for radomes is summarized.

摘要介绍了先进雷达罩对罩体材料宽频、低介电损耗值等电性能的要求,并综述了用于雷达罩的聚合物基复合材料的研究进展。