例句與造句

1. China petrochemical int l co . , sbm synthetic base drilling fluid system
   中石化石油化工出口產(chǎn)品-泥漿及泥漿材料
2. Synthetic base drilling fluid
   合成基鉆井液
3. It's difficult to find synthetic base drilling fluid in a sentence. 用synthetic base drilling fluid造句挺難的