Ubwubatsi bwa Acoustical
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Beijing Yingke Centre yinyeganyeza no kugabanya urusaku Umushinga
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Kugenzura urusaku ruke rwicyumba cya pompe yubushyuhe muri Jiaxing inzu ya pompe yamazi
1. Incamake yumushinga Uyu mushinga uherereye mumujyi wa jiaxing, ba nyiri gutura ubu barabigaragaje, ingo zivanga urusaku ruke, binyuze mubushakashatsi bwakozwe mumurima, urusaku ruke, urusaku rwurusaku rusanzwe rufite urusaku rufite, bizaba cyane .. .Soma byinshi
