Cilmi-yaqaannada cilmiga deegaanka ee Jaamacadda Perm Polytechnic waxay gacan ka geystaan soo celinta carrada wasakhaysan saliidda
Khubarada cilmiga deegaanka ee jaamacadda Perm Polytechnic ayaa soo saaray tignoolajiyad ka caawin doonta soo celinta bacriminta carrada wasakhaysan saliidda iyo biraha culus.
