您要查找的是不是：
- ventilating and scavenging 通风换气
- Storage: Keep it dry,ventilative and cool. 贮藏方法：宜贮存在干燥通风、阴凉处。
- The indoor maintains ventilates and so on. 室内保持通风等等。
- To live by begging and scavenging from place to place. Often used with around. 乞丐，流浪者靠从一地到另一地的乞讨和拣拾垃圾为生，常与around连用
- Provide adequate ventilation and do not block air vents or ducts. 提供足够通风,切勿阻塞通风口及排气管。
- Please keep good ventilation and do the gas explosion test. 请保持良好通风,并且要做气爆测试。
- THE SEALING BETWEEN THE CRANKCASE AND SCAVENGING AIR BOXES IS ACHIEVED BY MEANS OF PISTON ROD STUFFING BOXES. 曲柄箱与扫气箱之间的密封是通过活塞杆填料函实现的。
- It is possible to design good heating ventilating and air conditioning systems at a reasonable cost. 人们可以用合理的造价设计一个良好的采暖通风和空气调节系统。
- It turns out that his diet was probably large fish and scavenging already dead carcasses. 这样的牙齿证明它的食物应该是大鱼或腐肉。
- Storage conditions: Keep under cool, ventilated and dry place. 贮存注意事项：应放于阴凉、通风、干燥处。
- They come for the tourists, peddling maps and flags and scavenging for bottles and cans that can be reclaimed as scrap. 他们拦着游客，兜售地图和小旗子，同时捡一些可以回收卖钱的瓶瓶罐罐。
- Wooden Shutters allow great ventilation and privacy when needed. 实木百叶窗（透气窗）可任意调节、虚隔空间。
- Jawas live in familial clans, each with distinct territories for living and scavenging. 贾哇人以家族为单位居住在一起，各自拥有不同的生活拾荒领域。
- Shaft to ventilation and excavation, repair qanat soil when used. 竖井是为了通风和挖掘、修理坎儿井时提土之用的。
- As anatural antioxidant, EA is capable of inhibiting the process of lipid peroxidation and scavenging free radicals. 研究发现,鞣花酸具有较强的抗脂质过氧化、抗诱变及捕捉自由基的能力,是一种亟待开发的天然抗氧剂。
- When the expansion is completed by early 1999,the department will be able to provide much improved services for collection and scavenging. 扩充计划于一九九九年初完成后，海事处可大大改善收集、清理全港海上垃圾的服务。
- Are you using HVAC (Heating Ventilating and Air Conditioning) controls to maximize energy savings? 是否采取控制HVAC（暖通空调系统）来最大限度的节能?
- Supported by Beijing Municipality Key Lab of Heating, Gas Supply, Ventilating and Air Conditioning Engineering. 本项目由北京市“供热、供燃气、通风及空调工程”重点实验室资助。
- Study on the Preliminary Purification and Scavenging Free Radical Actvity of Water Soluble Polysaccharide in the Leaves of Hippohae rhamnoides L. 沙棘叶水溶性多糖的初步纯化及体外清除自由基活性研究。
