彩涂板; 钢结构; 异型钢制品制作、加工.Caitu; structural steelwork; Heteromorphosis steel products manufacturing and processing.后臂和前臂上的主要凸缘都使用铸钢制品.Casting steel products are used for main flnges on boom and arm.铌是制造超导钢制品的一种软金属.Niobium is ...
The primary forces causing migration of hydrocarbons are buoyancy and capillarity.引起碳氢化合物运移的主要作用力是浮托力和毛细力.Deeper water may ever be drawn back toward the surface of the ground by capillarity.较深处的水甚至也可能由于毛细作用而回升到地面.Of or r...