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- Viewfactor calculation of perforated surface is a problem that is often raised in satellite's temperature calculation. 摘要为了计算卫星内部的温度，经常需要计算有孔曲面之间的角系数。
- The research denoted:sintered metal wire mesh perforated surface was a strengthened heattransfer surface that had a prospect of industry application. 研究表明,烧结金属丝网多孔表面是一种很有工业应用前景的强化沸腾传热表面。
- Sheets of postage stamps are perforated. 一张张的邮票都打过接缝孔。
- The target was perforated by bullets. 靶子上全是子弹打穿的孔。
- 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。
- Having no opening; not perforated. 不开口的，不穿孔的
- 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 corrugated or perforated conducting plate in a storage battery. 极板网栅，蓄电池电极板蓄电池中呈波纹状或有孔的导电板
- 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
- In perforated continuous forms paper, the interval between cuts. 在穿孔的连续格式纸上，割线之间的间距。
- 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。
