foh

A practical FOH is made under theoretical instruction , and the experimental result is in good agreement with that of the theoretical analysis .

根据理论设计结果，制作了光纤水听器样品，实验与理论分析结果相一致。

The acoustic and acceleration sensitivity of the novel FOH are measured , and its performances under different temperatures and pressures are also tested .

对所研制的光纤水听器进行了声压和加速度灵敏度测试，并对其温度和压力特性进行了实验研究。

THB comprehensive efficiency of sowing norm and irrigating times and fertilizing quantity FOH increasing grass yield of Astragalus Cicer

播种量、灌水次数及追肥量对提高鹰嘴紫云英产草量的综合作用

Meanwhile , comparison tests with EDFA show that DFRA has better performances when it is used as in-line amplifiers in the remote FOH system .

同时将分布式光纤拉曼放大器和掺铒光纤放大器进行了实验对比，结果表明前者可以作为远程光纤水听器系统的在线放大器，并且具有比后者更好的噪声性能。

A good theoretical simulation platform , utilizing the method of elastic mechanics and the finite element method , is established , which can provide an effect predictive design for FOH . The experimental results are in good agreement with the theoretical analysises . 3 .

采用弹性力学和有限元方法建立了拖曳线列阵光纤水听器理论设计平台，实验与理论分析结果相一致，这为优化光纤水听器的结构设计提供了有效的技术手段。

The basis of fiber optic hydrophone ( FOH ) system is FOH probe , the probe natural frequencies and modes have direct influences on the dynamic response characteristics of the hydrophone , such as amplitude-frequency curve features , response range and bandwidth .

光纤水听器（FOH）探头技术是FOH系统的基础，探头的动力特性直接影响水听器动态响应的幅频特性、响应范围和带宽。