All devices and equipments of Dushanzi Petroleum Chemical Refinery are severely eroded by processing oil from Kazakstan.

 
  • 独山子石化炼油厂自加工哈油以来各装置设备腐蚀明显加剧,镍磷镀防腐蚀技术得以推广应用。
今日热词
目录 附录 查词历史