For transonic free stream, sudden performance degradation occurs. For the further supersonic range, performance losses increase slightly with increasing Mach number.
在继续的超声速范围内,性能损失随外流马赫数增加只有小幅增长。
It is shown that aerospike nozzle performance losses caused by free stream primarily result from increase of lift body base drag and decrease of plug pressure distribution.
结果表明,外流造成的性能损失主要体现在运载器底部阻力增加和塞锥表面压强降低两方面。
Second, markets have excessively rewarded short-term profits at the expense of lower long-term performance or plain losses.
第二,市场以降低长期利益或完全亏损为代价,给予短期逐利行为以优厚回报。
The result of all these hardware and software wins and losses is the performance of the system.
所有这些硬件和软件上的获益和损耗的结果就是系统的性能。
Pipe friction is the resistance to flow caused by the pipe. As a general principle, it is better to use the largest practical pipe size to avoid losses in pump performance.
管道摩擦力是指由管道引起的流动阻力,作为一个常用原则,最好是使用最大的实用的管道尺寸以避免在水泵性能方面的损失。
If the delay of performance is ascribed to Party A, the Party A shall undertake to indemnify the relevant losses.
若因甲方原因造成工作的延误,将由甲方承担相应的损失赔偿。
For the turbine stator cascade, the negative curving of blade can not improve the performance of the cascades as well, the total losses of straight cascade are the lowest.
叶栅中部和端部二次流均增强,总平均的二次流动能增大。对于该叶栅,叶片反弯曲亦不能提高叶栅流场的气动性能,直叶片叶栅总损失最小。
Big losses are one thing which destroys most investor's performance, and these are almost always a direct result of the investor failing to plan, before entering a trade, how he will exit it.
大的损失是影响大多数投资者成绩的因素之一,而这些损失通常是投资者介入交易前缺乏退出计划的直接结果。
The usage of nonmetallic materials with low heat conductivity is beneficial to a better performance provided that only the axial heat conduction losses are considered.
仅从降低轴向导热损失的角度讲,使用低导热率的非金属材料制作制冷机部件对制冷性能有较大的积极作用。
A full-order linear observer was utilized to stabilize the networked control systems with network-induced delays and data packet losses and improve their dynamic performance.
利用全阶线性观测器稳定同时具有网络诱导时延和数据包丢失的网络化控制系统并提高系统的动态性能。
Besides switching at a fixed frequency for Flyback converters, quasi-resonant mode is widely used due to its lower switch-on losses and better EMI performance.
除了工作在固定的开关频率模式外,由于更小的开通损耗和更好的EMI性能,准谐振工作模式在反激式变换器中得到较广泛的应用。
A figure determined by the closing range that is used to calculate gains and losses in futures market accounts, performance bond calls and invoice prices for deliveries.
一个由收市价格范围所决定的价格,用来计算在期货市场的账目获利和损失,为了交割而进行催缴欠款和单据价格。
From the air valve operating principles of view, air valve performance will directly affect the work of compressor tanks, air valve for the following requirements: resistance losses small.
从气阀工作原理来看,气阀工作性能将直接影响压缩机气缸的工作,因此,对气阀有如下要求:阻力损失小。
Consequently, it is quite meaningful to study the seismic resistance performance and retrofitting for reducing bridge damages and losses.
因此研究桥梁短柱的抗震性能以及抗震加固性能对于减少桥梁破坏和损失具有重要的意义。
Wide frequency band, high power, low losses and wide temperature coefficient are the developing trends of microwave ferrite materiel. Good material can optimize the performance of devices.
微波铁氧体材料的发展趋势是宽频带、大功率、低损耗、宽温度系数。
Wide frequency band, high power, low losses and wide temperature coefficient are the developing trends of microwave ferrite materiel. Good material can optimize the performance of devices.
微波铁氧体材料的发展趋势是宽频带、大功率、低损耗、宽温度系数。
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