| 1. | Gas burners are ignited by a high-voltage spark in a pilot gas stream or by an electrically heated wire . 煤气烧嘴可在引火煤气流中用高压电火花点火,亦可用电热丝点火。 |
| 2. | Experimental study on a novel gas stream - screen classifier 新型气流筛分机的实验研究 |
| 3. | Determining the concentration of particulate matter in a gas stream 气流中颗粒物质浓度的测定 |
| 4. | Mass transfer of micro droplet instantaneously accelerated by high - speed gas stream 高速气流加速下雾粒的传质 |
| 5. | Stationary source emissions - determination of the volume flowrate of gas streams in ducts - automated method 稳定源排放.管道中气流容积流量比率的测定.自动配置方法 |
| 6. | The nozzle flow is composed of the main gas stream and the secondary air stream in order to simulate the nozzle of turbofan engine 喷管中的气流由主流燃气和次流空气组成,用以模拟涡扇发动机的喷管。 |
| 7. | Gas analysis . preparation of calibration gas mixtures . dynamic volumetric methods . part 3 : periodic injections into a flowing gas stream 气体分析.校正混合气的制备.动态容量法.第3部分:定期注入流动气流 |
| 8. | Pulsating spray drying technique makes use of the unstable hot gas stream generated by a pulse combustor to atomi / e and dry a liquid material 脉动燃烧干燥技术是近年来出现的一种新型干燥技术,它利用脉动燃烧器产生的高温,高频脉动尾气流直接雾化和干燥液态物料。 |
| 9. | The unstable gas stream is characterized by oscillations with transient velocities of about + 100 m / s and frequencies from 50 - 200h / . the enhanced mixing and transport processes lead to a highly efficient moisture evaporation rate during pulsating spray drying . the computational fluid dynamics ( cfd ) method was used for the analysis and investigation of flow , temperature and humidity fields in a pulsating flow spray - drying chamber 长期以来,对喷雾干燥过程进行了各种试验和模拟研究,但这些研究并不能揭示喷雾干燥室内气体运动状态,颗粒群的运动轨迹和各种热力学参数分布信息,常规的测试手段又很难测得,而这些参数分布信息对干燥器没计和过程优化具有重要指导作用。 |