In this paper the return and risk of portfolio are analyzed.

Yield spreads against Germany, the euro zone's benchmark economy, could also widen.

相对于欧元区基准经济体德国的收益率利差也可能扩大.

But floating rates eventually prevailed, particularly for the major currencies of the dollar, yen and D-mark.

但最终还是浮动汇率占据上风, 尤其是对像美元 、 日元和德国马克这种主要货币来说.

Some investors expect that China will have to float currency soon.

一些投资者预期中国将必须改采浮动汇率.

Objective To primarily explore the brain elecrtophysiological characters in different visual motor integration.

目的初步探讨视觉运动整合(VMI) 不同发育水平儿童的脑电功率差异.

Modern loads are optimized for maximum electrical efficiency by minimizing consumption of electrical power.

现代负载被最优化,通过使电功率消耗最小获得最大的电效率.

A steam-vacuum cleaner with an electric power controlling function and a method thereof are provided.

本公开提供一种具有电功率控制功能的蒸汽 式 真空吸尘器及其方法.

The variation of circulating water flow directly affects the vacuum of condenser efficiency of steam turbine.

循环水流量的变化直接影响到凝汽器的真空,最终会影响到汽轮机的电功率.

Find the power dissipated in the lamp.

找出灯泡所虚耗的电功率.

The Radiation Power , Resistance, and Gain of Time Harmonic Currents.

弦变线电流之辐射电功率 、 增益 、 及辐射电阻.

This animated television broadcast four consecutive years, has maintained high ratings.

这部动画在电视台连续播放4年, 一直保持很高的收视率.

Everyone like this program, so it enjoys a high audience rating.

大家都喜欢看这个栏目, 所以它的收视率相当不错.

So the time for appointment television is coming to an end.

所以电视收视率有时就不靠谱了.

Pay-per-view was down 50 % from the last heavyweight title fight.

收视率比上次重量级拳击争霸赛下滑了50%.

Total labor productivity rises in the economy as a whole.

经济中劳动生产率总的来说是上升的.

The increase in pay costs was more than offset by higher productivity.

提高的生产率抵消了增加的工资成本后仍有结余。

If the universe has a positive curvature, it's a closed universe.

正曲率的宇宙是封闭的宇宙.

A visual demonstration shows how space-time undergoes curvature when mass is introduced.

可视化演示显示了如何 时空 经历曲率当大众介绍.

When radius is lesser, therea obvious difference between the two shapes.

当曲面曲率半径较小时两者有明显差异.

As the roller stoke increase, the radius of curvature decrease.

随着运动位移的增加, 曲率半径减小.

An approach to push along bending canal with variable radius was proposed.

提出了一种新的弯曲工艺方法——变曲率半径推弯法.