Internal sound CD & USB Pendrive 安顿声(内声)CD Pendrive
Internal sound CD & USB Pendrive  安顿声(内声)CD Pendrive A201 Brooding Sound 安顿声内声 Swiftlet Sound System 燕声工程与音响 Johor Bahru (JB), Malaysia, Desa Jaya Supplier, Suppliers, Supply, Supplies | Nest Tech System Sdn Bhd
安顿声(内声)Brooding Sound

此燕声特性是,大小燕群群体的燕声和共同群体燕声和共同群体燕声为主导,也叫燕子家庭声,和平声与和睦相处声,如此合群主导下的燕声,故称安顿声。

成功燕屋内声分为:227, 22, BNI 1A, BNI 2A, BNI 3A

Internal sound. Effective to settle swiftlets and nest.
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