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- The resultsshowed that the quantity and energy of the dangerous combustible materialssuch as surface litter grass,bush,needle,twig will as diameter less than 1cm,dry branch are the most important basis for dividing the combustibility offorests. 指出易燃危险可燃物(表层枯枝落叶层,易燃杂草、灌木、针叶、基径小于1厘米的小枝、枯枝)的数量和能量是划分森林燃烧性的重要根据。
- a forest fire that burns only the surface litter and undergrowth 仅燃烧林地表面的枯枝落叶或林下灌木、草层的一种森林火灾
- a forest fire that burns only the surface litter and undergrowth. 仅燃烧林地表面的枯枝落叶或林下灌木、草层的一种森林火灾。
- 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
- An indented or concave surface or area. 凹陷，洼地凹的表面或地区
- The submarine rose to the surface. 潜艇露出了水面。
