单腿蛙泳练习历来是世界级优秀蛙泳选手的最爱。
Single-Leg Kick has been a favorite drill of some of the world's greatest breaststrokers.
金融时报首席外事评论员拉赫曼说，美国在世界舞台上的“单级时刻”已经结束了。
Rachman, chief foreign affairs commentator for the Financial Times, says America's "unipolar moment" on the world's stage has passed.
高程数据就是很好的单级光栅数据的例子，它经常用颜色坡度，如图2所示。
Elevation data is a good example of a single-band raster dataset, often visualized with a color ramp, as shown in Figure 2.
Struts2OGNL表达式减小了编写复杂代码、将单级表单beans转换为多级域对象的难度。
Struts 2 OGNL expressions reduce the difficulty of writing complex code to transform single-level form beans to multi-level domain objects.
单级采矿器I以及冰矿采集器I将继续在市场上出现。大型能量转移装置II原始蓝图的需求将包括大型能量转移装置I模块。
Strip Miner I and Ice Harvester I blueprints have been seeded on the market. Large Energy Transfer II BPO material requirement includes the required Large Energy Transfer I module.
单级单吸离心泵是根据国际标准ISO2858所规定的性能和尺寸设计的。
Single-stage single-suction centrifugal pump is designed in compliance with performance and size prescribed in the international standards ISO2858.
单级全平衡重垂直升船机是三峡工程的最重要的组成部分之一。
The one-way, single-step vertical shiplift with counterweight is one of the most important structures in the Three Gorges project.
注：双级减速比由两单级速比组合而成，上表中未列出的亦可生产。
Note: The double step reducing ratio consists of the both mono-step reducing ratio. The unlisted on the above table also can be produced.
提出了一种进行单级和多级火箭飞行方案设计的一般方法。
A generalized approach to flight program design for single and multi-stage rockets are presented.
现以软件无线电的基本知识为基础，分析了单级和多级抽样频率转换，并进行了比较。
On the basis of the soft radio, this paper analyzes the sampling frequency transform for single series and the series, and compares them.
在低功率应用中，为了减少器件和成本，单级功率因数校正(PFC)技术越来越受到人们的关注。
To reduce the component counts and the cost, the single-stage power factor correction (PFC) techniques have attracted more and more attention.
对闪蒸系统和双工质循环的比较表明，前者对中低温地热发电来说，是一种可供选择的较好的单级能量转换系统。
Comparison between flash system and binary cycle shows, the former should be considered a relatively better choice of single stage energy conversion system for low-medium temperature.
双级减速器除了存在单级的传动问题以外，还有外形尺寸协调、传动比分配、功率流分流及机构平衡等问题。
Besides existing the single transmission questions, two grades of reducer have other problems, such as dimension coordinate, transmission radio distribute, power flow direction and balancing.
该文提出了一类基于反激变换器的单级不间断高功率因数直流开关电源电路结构与拓扑族。
Novel circuit structure and topologies of single-stage DC switching power supplies with uninterruptible power supply and high power factor, based on flyback converter, are proposed.
高流量中置泵，最大流量达2250GPM。是最畅销的单级泵。复合以中置分离传动轴承泵。
High flow midship pump. Up to 2250 GPM. The best selling single stage pump. Midship Split Drive Line Manifolded pump.
文中讨论了影响选型的诸多因素，如闸室平面尺寸、输水阀门工作条件、单级或多级船闸的影响等。
Besides, many affecting factors, such as lock chamber dimensions, lock valve conditions and single or multi flight lock situations have been discussed.
文章讨论了一种带有ZVZCS的单级PFC半桥变换器。
The paper discussed a half-bridge converter of single-stage PFC with ZVZCS.
这些公式适用于单级及多级的串联超前、滞后以及滞后——超前等各种校正器的设计。
These formula are suitable for various designs of correctors with single -, multi-stage series in leading, lagging and lagging-leading.
通过设计的调节站，该装置可以进行单级制冷循环、双级制冷循环以及复叠式制冷循环。
The system could carry on the single-series refrigeration cycle, double-series refrigeration cycle and cascade refrigeration cycle through the designed regulating station.
在没有热桥连接的情况下，单独测试第一级最低制冷温度达到13.8K，这是单级脉管制冷机获得的最低制冷温度新纪录。
A lowest no-load temperature of 13.8 K has been obtained for the first stage without thermal connector, which is a new record for the single-stage pulse tube cooler.
单级斜齿圆柱齿轮减速器的优化设计，是一个多目标优化问题。
The single stage skewed tooth cylindrical gears reduction gear optimized design, is a multi-objective optimization question.
在低速大尺寸单级压气机实验器上，实验研究了动态进气畸变对压气机稳定边界的影响。
Experimental tests have been carried out to investigate the influence of inlet distortion on compressor stability margin in a low speed single stage research compressor.
吸气式高超声速飞行器是下一代单级入轨和高超声速巡航研究的重点飞行器。
Air-breathing hypersonic vehicle(AHV) has been the next generation single stage to orbit vehicle and hypersonic cruise vehicle.
通过实验结果表明，单级功率因数校正装置可以实现较高的功率因数、较低的总谐波畸变，而且输出电压纹波小。
Experiment results showed that the correction device of power factor could realize high power factor, low harmonic distortion and low ripple of output voltage.
分析了该电路的基本工作原理、关键参数的设计计算，仿真结果表明这种新型的单级大功率开关电源功率因数可达到0 . 995。
Moreover, its operation process principles and critical parameters are analyzed, its simulation results proved that the novel single stage high power switch source's power factor can achieve 0.995.
在采用液体静压和液体动压轴承的柔性轴的高精度单级直齿和斜齿减速器上已经过实验论证。
Experiments have been conducted on a high-precision single stage spur and helical gear reducer with flexible shafts mounted on hydrostatic or hydrodynamic bearings.
采用新建立的试车台数据实时采集与监控系统，测量了该单级跨声速风扇的总性能和采用处理机匣后风扇的总性能、基元级性能。
By using real time data gathering and test system of the aero engine test bed, the detail measurement of single stage transonic fan performance with and without different casing treatments were made.
COMET的单级金属陶瓷管被设计主要应用于无损检测，食品检测和厚度计的需求工业应用领域。
The COMET Unipolar Metal Ceramic tubes are designed for use in demanding industrial applications like Non-Destructive Testing, Food Inspection and Thickness Gauging.
本论文分析了单级LC滤波器、两级LC滤波器和谐振滤波器三种滤波器的特点。
This dissertation analyzes the characteristics of single stage LC filter, two-stage LC filter, and resonance filter respectively.
结合共射极单级放大电路的分析过程，说明了EW B软件的使用方法及对实际电子线路进行仿真的基本步骤。
Combining the analyzing process of oneway amplifying circuit, it illustrates the usage of EWB software and the basic steps of emulating the actual electron magnitudes of way.
应用推荐