This paper introduces in detail the uses,technical indexes,and the merits anddemerits of various methods of production as wel1 as the general equipmentand the development prospect of DRG,DLG,DEM and DOM.
英
美
- 本文詳細介紹了“GRG”、“DLG”、“DEM”、“DOM”等產(chǎn)品的用途；主要技術(shù)指標、各種生產(chǎn)方案的優(yōu)缺點(diǎn)以及生產(chǎn)所需要的一般設備和將來(lái)的發(fā)展方向.
