n.声光学...

acoustooptics的音标：acoustooptics的英式发音音标为：[əku:stə'ɒptɪks]acoustooptics的美式发音音标为：[əˌkustoʊ'ɒptɪks]...

Consequently , we realized the roadheader acoustooptics alarming and fault prompt functions and so on.实现掘进机的声光报警、故障提示等功能....