It survives in the effluents of waste treatment plants, even those employing advanced treatment methods . 盡管采取了先進(jìn)的處理方法,它仍殘留在廢水處理工廠的排放液中。
I use high - quality steel plant processing and advanced treatment methods to ensure product quality and tensile load than international standards , first - class service , reasonable prices , welcomes customers additional information ask price 我廠選用優(yōu)質(zhì)鋼材和先進(jìn)的熱處理方法加工,保證產(chǎn)品質(zhì)量,抗拉載荷超過(guò)國(guó)際標(biāo)準(zhǔn),具備一流的服務(wù),合理的價(jià)格,歡迎廣大客戶垂詢問(wèn)價(jià)。