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- Representative four soil samples were collected from the top 20 cm layer after removing surface vegetation. 具有代表性的四种土壤样品从掀开地表植被下面的20厘米顶层采集。
- For this reason, a new method for surface vegetalization of slopes reinforced with anchor and shotcrete is developed. 为此，提出锚喷结构边坡表面绿化的一种新方法。
- There are several areas where the former use as an artillery firing range have removed the thin surface vegetation and allowed rainwater to wash out soil. 若干地区之前曾用作操炮区,表面植被被移走以致雨水冲刷土壤。
- Community characteristics of soil macrofauna are related with manyenvironmental factors, the surface vegetation is the most important one whichprovides feasible condition for soil faunas. 土壤动物的群落特征与多种环境因子有关。地表植被给土壤动物提供生存必须的条件，是与土壤动物群落关系最为密切的环境因子。
- Abstract Community characteristics of soil macrofauna are related with many environmental factors, the surface vegetation is the most important one which provides feasible condition for soil faunas. 摘 要 土壤动物的群落特征与多种环境因子有关。地表植被给土壤动物提供生存必须的条件，是与土壤动物群落关系最为密切的环境因子。
- 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。
- 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
