Dhuumaha birta Spiral waxay u baahan tahay daaweyn dibadda ah si ay ugu darto cimri dherer: 1. Dusha sare ee tuubada lafdhabarta ee anticorrosive waxaa lagu nadiifiyaa dareeraha iyo emulsions, taas oo ka saari karta arrinta organic ee dusha sare ee tuubada wareega, laakiin kama saari karto miridhku, miisaanka oksaydhka. qulqulka alxanka, iwm., sidaas darteed nadiifinta ...
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