120 元券预售MultichannelEnvironmentsDirectivity￥8120去看看中国国际图书专营店发布了【预售】Directivity Based Multichannel Audio Signal Processing For Microphones in Noisy Acoustic Environments50 元券方向性声声MultichannelDirectivity￥7970去看看中华商务图书专营店发布了海外直订Directivity Based Multichannel Audio Signal Processing for Microphones in Noisy 噪声声环境中基于方向性的麦15 元券滚转指向性声级起飞￥2710去看看中华商务图书专营店发布了海外直订Behind Start of Take-off Roll Aircraft Sound Level Directivity Study 起飞滚转后飞机声级指向性研究
