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- The unsteady wake made the time-averaged film cooling effectiveness decreased at blowing ratio of 0.5, rod diameter of 4mm. 在吹风比M=0.;5，细钢棒直径4mm时，非定常尾迹使气膜的时均冷却有效温比降低。
- The Film cooling effectiveness on the blade surface were measured in the cases of mainstream Reynolds number from 250000 to 450000 and blowing ratio from 0.5 to 2.5. 实验的参数变化范围是：基于叶片弦长的来流雷诺数250000~450000，吹风比0.;5~2
- And the spanwise cooling effectiveness is improved significantly when the distance between the two small coolant jets is longer and the blowing ratio is higher. 在各吹风比条件下，气膜孔下游有射流小孔时，冷却效率都有一定的提高，并且射流小孔间距较大时对两气膜孔中心线之间的横向平均冷却效率改善较大，吹风比较大时，效果更明显。
- The process of shade curtain by foam coating was studied. The influences of water repellency, blow ratio, coating weight and additive on properties of coated fabric were discussed. 本文利用泡沫涂层的方法,研究了遮光窗帘的加工工艺,讨论分析了织物防水性能、发泡比、涂布量、添加剂等对涂层织物性能的影响。
- The flow fields and cooling effectiveness of the film cooling from a row of cylindrical angled holes with special sphenoid tabs are investigated numerically at different blowing ratios. 在倾斜圆柱形气膜孔中加装一种特制的楔形突片+结构,可以改善气膜孔下游平均冷却效率,本文对此进行了数值研究。
- The results show that the influences of different positions of coolant holes, their arrangement and the blowing ratios on the adiabatic effectiveness are obvious and complicated in the leading edge. 结果表明，冷气孔的位置、排列方式以及冷气喷射率的变化对叶片前缘区域的绝热效率分布的影响是非常明显的。
- I was dazed by the blow on my head. 我的头挨了一击而觉得晕眩。
- Let's go for a walk and blow the cobweb away. 咱们去散散步，清醒一下头脑。
- The cold wind from Lake Baikal is blowing hard. 从贝加尔湖吹来的冷风在呼啸。
- Bart: Yeah, Blowing you kisses and winking her eye. 巴特：对，送你飞吻和眨眼。
- It was a great blow to her when her mother died. 她母亲去世对她是个沉重的打击。
- Rain clouds are banking up. Hope they'll blow over. 雨云正在聚积起来。希望它们会散去。
- The fellness of the blow staggered him. 那凶猛的一击使他站立不稳。
- The northeast wind was blowing hard at that time. 那时候东北风刮得正紧。
- He managed to ward off the blow. 他设法避过了那一击。
- She dealt him a tremendous blow with the poker. 她用拨火棒重重地打了他一下。
- A blow to the stomach made him curl up. 他腹部受到一击而直不起腰来。
- He fling up an arm to ward off the blow. 他迅速抬起手臂挡开这一击。
- She had never thought he'd blow up so violently. 她从来没有想到他会生这样大的气。
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
