Two microphones of transfer-function method is an important development of modern acoustic measurement technology. It can determine acoustic performance of the sample by analyzing the real time data measured in two points of the duct.
双传声器-传递函数法测试技术是现代声学测量的重要发展,通过对管道中两个测点处实时测量所得数据作相关分析,可以测定试件的吸声性能。
参考来源 - 应用传递函数法进行吸声系数的现场测量·2,447,543篇论文数据，部分数据来源于NoteExpress
A stereo effect is achieved through differences in sound pressure level between two microphones.
立体声效果是通过在不同的声压水平之间的两个话筒。
Now I tell you. I need two microphones, but I don't have enough money to rent two high quality microphones.
我愿意告诉你，因为我需要两个话筒，但我没有足够的钱租两个质量都很好的话筒。
Walsh had flown in this morning from D.C.He sat behind the conference table next to a portable tape recorder and two microphones.
沃尔什一大早就从哥伦比亚特区坐飞机过来了，他坐在会议桌旁，手边有一台便携式磁带录音机和两个麦克风。
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