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- prewhirl vane 预旋叶片
- There is a vane on top of the building. 在大楼的顶端有一只风信旗。
- In winter the weather vane often freezes up. 气象风向标在冬季经常僵立不动。
- The performance of the centrifugal compressor at different diffuser stagger angles and different inlet guide vane (IGV) prewhirl angles are measured. 摘要对扩压器进口不同安装角和进口导叶不同预旋角匹配下离心压缩机的性能进行了实验研究。
- Numerical simulations on the unsteady inlet guide vane (IGV)-impeller interaction were performed under different prewhirl angles. 摘要对不同预旋角度下进口导叶/叶轮的相干进行了非定常的数值模拟,讨论了动静相干效应的上要因素。
- A wheater vane crowns the building. 淡黄色的风信旗加顶于建筑物。
- This device operates similarly to the vane pump. 这种装置的运转情况与叶轮泵很相似。
- Sibyl Vane tossed her head and laughed. 茜比尔·范把头往后一仰,大笑起来。
- A weather vane crowns the building. 风标高高地矗立在建筑物的顶上。
- Vane axial fan with optional fan pitch control . 具有可选风扇节距控制的翼式轴流风扇。
- The barbs on each side of the shaft of a bird's feather; a vane. 羽瓣鸟的羽干两侧的羽支;羽片
- Feathers can have a pennaceous vane and a plumulaceous base. 单一支羽毛也可以由顶端为正羽、基部为绒羽组合而成。
- In 1718, Jack Rackham was quartermaster on Charles Vane's ship. 在1718年,杰克克姆是军需查尔斯叶片上的船舶。
- Requires separate propeller (or cups) and wind vane detectors. 需要单独的螺旋桨(或风杯)检测器;
- China construction machinery industry returned to fast vane? 工程机械重返“快车道”?
- By going north, once again Vane evaded his pursuers. 前往北部,韦恩再次回避他的追捕。
- Because the vane has a little detect, so it isn't worthy as before. 这个花瓶因为有点缺陷,不那么值钱了。
- The results show that the impeller flows periodically under large negative prewhirl angle. 结果表明,在较大的负预旋角度下,叶轮流动呈现出周期性;
- The impeller inlet prewhirl flow in a HW-G1 centrifugal fan has been measured by means of the three-hole probe and micropressure gauge. 结果表明该离心风机叶轮进口存在预旋,且预旋沿周向和轴向分布都不均匀。
- Recently, some experiments show the existence of prewhirl and reveal the asymmetrical scroll will affect the distribution of prewhirl. 近年来,已有的实验结果显示,离心式通风机叶轮进口前的气流预旋确实存在,而且其分布形式与人们通常的想象有很大不同。