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- Theoretical expression ot the wall shearing stress has been deduced for the level rotary flow in an internal energy dissipation tunnel. 摘要本文推导了水平旋转内消能泄洪洞空腔环流壁面切应力的理论分析表达式。
- The area contraction ratio has obvious influence on the flow pattern, discharge, wall pressure and air pressure inside level rotary flow. 研究发现面积收缩率对流态、泄流量、壁面压强和空腔内的气体压强均有较大的影响。
- The influence of the area contraction ratio of rotary flow generator on the hydraulic characteristics of level rotary flow has been investigated by the hydraulic model test of an internal energy dissipation tunnel. 摘要通过模型试验，研究了起旋器出口面积收缩率对水平旋流泄洪洞水力特性的影响。
- Influence of Area Contraction Ratio of Rotary Flow Generator on Hydraulic Characteristics of Level Rotary Flow 起旋器出口面积收缩率对水平旋流泄洪洞水力特性的影响
- Influence of Ventilation on Hydraulic Characteristics of Level Rotary Flow in Internal Energy Dissipation Tunnel 通气对水平旋流内消能泄洪洞水力特性的影响
- level rotary flow 水平旋流
- the level rotary flow 水平旋流
- The bristle assemblies give serous fluid momentum step by step to form a rotary flow and to yield filtration pressure. 针轮由小及大逐渐向浆液传递动量,启动旋流,产生离心过滤压力。
- A new continuous level rotary extractor has been designed and used successfully in industry for tannic acid production from Chinese galls. 设计的新型平转型连续浸提器已在工业上成功地用于五倍子浸提和制取单宁酸的新工艺,具有高效、优质及便于操作等优点。
- The discharging capacity is controlled by a rotary flow generator and the barrage size,the influence of the barrage aperture on discharge is obvious,but the effect o. 泄流能力由起旋器与阻塞共同控制,阻塞孔径对泄流量影响较大,但阻塞位置对流量影响不明显。
- Effect of downstream water level on horizontal rotary flow in internal energy dissipation tunnel 下游水位对水平旋转内消能泄洪洞水力特性的影响
- I'd like a room on the upper level. 我想要楼上的房间。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- I hope you'll be on the level with me. 我希望你对我坦率布公。
- She needs to win this point to level the score. 她要赢得这一分才能将比分扳平。
- Keep a level head and phone the Fire Department. 保持冷静，打电话给消防署。
- A football field should be level. 足球场地应该平坦。
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- I have told the whole story on the level. 我已经诚实地把整个事情经过讲出来了。
- Find level ground for the picnic table. 找一处平坦的地面放野餐的餐桌。
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海词词典，十七年品牌
