Electric butterfly valve for electrically‑driven air volume adjustment. Easy opening‑closing, fits dust removal flues, controls flue gas and air flow in air ducts.
المزيد
تقييم
إلغاء
إرسال
متابعة
16.3K
1.6K
joaokawai
...
المزيد
متابعة
13.5K
120
DLFilmeseSeries
Desculpa, Aqui Não Tem Herdeira dos Dragões Part29 #tramas #fantasia #DRAMA
المزيد
