大家都搜：
循环气体
1、systemic circulation───[生理]体循环
2、circulation definition───循环定义
3、circulation system───环流XiTong；[医]循环XiTong；流通体系；流通体制
4、circulation───n.流通，传播；循环；发行量；（图书的）借出
5、circulation saw───循环锯
6、circulation desk───借还书处；图书借还台
7、circulation pump───[机]循环泵；[化] 循环泵
8、gas───vi.加油；放出气体；空谈；n.(Gas)人名；(法、德、西)加斯；vt.加油；毒（死）；n.气体；[矿业]瓦斯；汽油；毒气
9、circulation area───[建]流通面积
1、At the entrance of the oven, the exhaust air equipment discharges volatilized solvent in order to avoid exhaust gas participating in the second circulation and ensure safety.───烘箱入口处安装前置排风，可将初期挥发的溶剂排出，废气不参加二次循环，确保安全。
2、article mainly gives you the brief introduction of the accident in 512 circulation gas compressor. Meanwhile available plan for treatment is put forward according to different imperfections.───介绍了512循环机的事故概况，针对不同缺陷，提出了相应的处理方案。
3、Application of Programmable Regulating Controller in Circulation Gas Compressor───可编程序KongZhiQi在循环压缩机中的应用
4、Renovation for Rupture Body of Machinery and Burned Bush of 512 Circulation Gas Compressor───512循环机烧瓦及机身断裂的修复
5、At high gas velocities the circulation of solids becomes appreciable.───在高气速时，固体颗粒循环变得显著了。