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- Although lubricating fluid is present, conditions of operation do not permit complete surface separation and some asperity contact will occur. 虽然目前液体润滑油在运行的过程中不能完全实现的金属表面分离，一些严重的摩擦还是会出现。
- A weathering-denuding surface separates the lacustrine strata and a thick layer of the loess in the Tuoketuo mesa. 野外观察表明托克托台地的湖相层与上覆的黄土之间存在风化剥蚀面。
- It is also able to deal with non-linear materials, thermally coupled flows, turbulent regimes and the existence of a free surface separating the fluid analysed and air. 它也能够处理非线性材料、热耦合流、紊流以及存在自由表面将被分析流体与空气分隔的问题。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- Surface mail takes longer than airmail. 普通邮件比航空邮件慢。
- The surface of the lake is quite still. 湖面相当平静。
- Solid boundary surface separating 实体边界分割
- It's2 yuan by surface mail and3.6 yuan by air. 寄平信2元，寄航空要3元6角。
- Wheels won't bite on a slippery surface. 车轮打滑。
- The surface must be thoroughly clean. 表面必须彻底弄清洁。
- The surface between the ribs of a ribbed vault. 梁腹，腹板某扇形拱的胁拱之间的平面
- An indented or concave surface or area. 凹陷，洼地凹的表面或地区
