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- Automatic multi purpose surface sanding machine. 全自动多用途表面砂光机.
- Shape characteristics of the natural aeolian sand ripples and their relations with the physical characteristics of surface sand. 自然风成沙纹的形态特征及其与地表沙物理性状的关系
- German "butfering wide belt sanders (double surface sanding),the sanded block board has smoothly and even surface,and tiny thickness error. 沙光机：德国“比特飞灵“双机组沙光机（双面砂光）、砂削后的细木工板表面平整，厚度误差小。
- 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。
- Surface colour: mirror,titanium,sand. 表面颜色：镜面、钛金、沙光。
- Some deserts have a surface of sand. 有些沙漠表面有一层沙土。
- 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。
- 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
