1) zero angle of attack
零攻角
1.
Firstly,the steady laminar flow field of a hypersonic sharp cone boundary layer with zero angle of attack was computed.
先计算出高超音速零攻角尖锥边界层的定常层流流场。
2.
5, zero angle of attack and the cone semi-angle of 5°in this paper.
5,半锥角为5°,零攻角的绝热钝锥湍流边界层,研究了湍流的统计特性,并把结果与超音速平板湍流边界层和马赫数为6的高超音速钝锥湍流边界层的结果进行了比较,重点定量地考察了锥体效应对边界层湍流统计特性的影响。
2) zero-incidence
零冲角，零攻角
3) zero incidence wing
零攻角机翼
4) zero-lift angle
零升力攻角
5) Impact angle
攻角
1.
Effect of impact angle on erosion of the steels 20SiMn and 0Cr13Ni5Mo used for hydraulic turbines was studied under impacting of sand particles from the Yellow River.
研究了黄河砂冲击下水轮机用 2 0SiMn钢和 0Cr13Ni5Mo钢冲蚀攻角效应。
2.
The effects of hydrodynamic factors such as flow rate and regime, impact angle and particle properties have been reviewed in details.
综述了流速流态、攻角以及颗粒性质等流体力学因素对冲刷腐蚀的影响机制， 讨论了流体力学因素的重要性、流体力学条件的描述、关键的流体力学参数以及扰流条件下局部流速流态的获取，并论述了如何从流体力学方面控制冲刷腐蚀。
6) incidence
[英]['ɪnsɪdəns] [美]['ɪnsədəns]
攻角
1.
Effect of curved blade on flow field in turbine stator under different incidences;
不同攻角下叶片弯曲对涡轮静叶流场的影响
2.
Influence of different incidences on loss in turbine cascade;
不同攻角对涡轮叶栅损失的影响
3.
And also, the relationship with time, incidence, velocity and the hardness of materials is discussed.
讨论了材料的冲蚀与时间、攻角、速度和材料硬度的关系；离子渗氮层的冲蚀破坏机理；材料离子渗氮层呈现微切削和疲劳剥落，有脆性断裂特征，属于应力疲劳断裂；离子渗氮层在冲蚀破坏中可能首先在过渡层产生裂纹。
补充资料：零息票债券；零券息债券
零息票债券；零券息债券一种以低于票面价值的价格发行的债务工具。债券不支付任何票息；它在到期日是以面值赎回的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条