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- scale of backflow region 回流尺度
- It is hard to imagine the scale of the universe. 很难想像宇宙有多大。
- Winterization of backflow preventers. 防回流阀的过冬处理。
- This map is drawn to a scale of 1 inch to 50 miles. 这幅地图是以一英寸代表五十英里的比例绘制的。
- The force of the wind is measured on a standard scale of 0-12. 风力是按0-12级标准等级测量的。
- partition of backflow region 回流分区
- This map is draw to a scale of 1 inch to 50 miles. 这幅地图是以一英寸代表五十英里的比例绘制的。
- Jeff: Is the scale of the Asian Games large? 杰夫: 亚运会的规模大吗?
- Measuring low on a scale of verbal ability. 语言表达能力程度低的
- The scale of reduction of a microform. 缩微印刷品的缩小比例。
- The scale of the tragedy gradually sank in. 这一悲惨事件涉及的范围已逐渐清晰了。
- State-of-the-art accuracy of .25% of full scale for reliable testing of all types of backflow prevention assemblies. 最新技术的精确度，达全量程的0.;25%25，适用于所有类型防回流阀总成的可靠检测。
- A position in a scale of size,quality,or intensity. 等级，级别以尺寸，质量或密度衡量所处的位置
- By use of 3-D ultrasonic doppler velocimeter,the turbulence characteristics of water flow in the spur dike head and backflow region are observed and analyzed systematically. 利用三维超声学多普勒流速仪对丁坝坝头附近水流和回流区水流的紊动特性进行了系统的观测和分析,得到了丁坝坝头和回流区的水流特性及紊动动能的分布规律。
- Score each criterion on a scale of 1 to 5. 按1到5分给每一种标准打分。
- The full scale of the disaster has yet to sink in. 人们还没有完全意识到这场灾难的严重程度。
- Certified testers of backflow assemblies must conduct this confirming test. 这类检测必须由有资格证书的检测人员进行。
- The Mechanism of Gain in Scale of Visual Attention. 视觉注意范围的调控机制。
- Chang Jun: What's the Scale of Health Industry? 常峻:健康产业的规模有多大?
- Then,the flowfield of nozzle exit vicinity and backflow region are calculated by using DSMC method,The results show that with this method,the flow property of this region can be accurately described. 本文分析了高空羽流流场的特性，论述了DSMC方法的原理以及涉及到的关键技术，应用DSMC方法数值求解了喷管出口附近及倒流区流场。
