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1·The raw materials, forming process and application of FRP sonar dome are introduced.

本文介绍了玻璃钢声纳导流罩原材料、成型工艺及应用情况。

2·Le Triomphant suffered damaged to a sonar dome but returned under its own power to its base on L'Ile Longue on France's western tip, France said.

“凯旋号”的声呐罩受损，但凭己之力返回位于法国西角的长岛基地，据法国方面报道。

3·Aiming at the sonar dome in submarines, this thesis mainly addresses the vibration and acoustic characteristics of intact and delamination-damaged structures of composite materials.

以舰艇声纳导流罩为研究工程背景，本文的主要研究工作是对健康完整和含层间分层损伤复合材料结构的振动特性和声学特性的分析探讨上。

4·The dome of the utility model has important significance on improving working environment of sonar and increasing working distance of sonar.

本实用新型结构的导流罩对于改善声呐工作环境，提 高声呐作用距离具有重要意义。