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- surface concentration excess 表面浓度过剩
- Selection for Low Concentration Excess Activated Sludge Conditioner 低浓度剩余活性污泥调理剂的优选
- 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。
- Keywords municipal wastewater treatment plant;low concentration excess activated sludge;cavitation air floatation （CAF） system;sludge thickening;conditioner;surfactant; 城市污水处理厂;低浓度剩余活性污泥;涡凹气浮;污泥浓缩;调理剂;表面活性剂;
- 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。
- It introduced the existing problems produced by using CVC work roll and flat backup roll,and it also analyzed that stress was concentralizing excessively on the border of the flat backup roll. 介绍了珠钢原CVC+辊形工作辊与平辊形支撑辊配置使用存在的问题,分析并指出平辊形支撑辊应用辊端部应力过于集中。
- 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
