/sertifikat

Muhandislik dizayni bo'yicha malaka sertifikati

Bu Yixing Haina Environmental Engineering Co., Ltd. tomonidan olingan muhandislik dizayni bo'yicha malaka sertifikati. Xususan, bu atrof-muhit muhandisligi dizaynida havo ifloslanishining oldini olish va nazorat qilish muhandisligi bo'yicha B sinf malakasidir.

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