在LED快速通断中，通过光源的变化比率进行可能的编码进行发送0和1。
It is possible to encode data in the light by varying the rate at which the LEDs flicker on and off to give different strings of 1s and 0s.
以最大工作进给速度的变化比率为阈值，把零件表面的法曲率半径划分为不同的区域；
Using the changing rate of maximum feed-rate as a threshold, the surface of the part is divided into different areas according to the values of normal curvature radius.
这是一个全球性的记录：在取自不同大陆位置的沉积标本中，同位素比率的变化非常小。
It is a global record: there is remarkably little variation in isotope ratios in sedimentary specimens taken from different continental locations.
这个有趣的实验表明，植物不仅能探测和对特定波长的光产生反应，还能探测不同波长比率的变化并对其做出反应。
This fascinating experiment showed that plants not only detect and react to specific wavelengths of light, plants can also detect and react to changes in the ratio of one wavelength to another.
随着大量的水通过蒸发被抽离，并以雪的形式沉淀形成冰川冰，海洋中氧同位素的比率就发生了变化。
The oxygen isotope ratio of the ocean changes as a great deal of water is withdrawn from it by evaporation and is precipitated as snow to form glacial ice.
股票收益包含股息生息率，加上现金股利成长率，加上或减去评定等级的变化(价格股利比率)。
That looks improbable. The return from equities comprises the dividend yield, plus dividend growth, plus or minus any change in the rating (the price-dividend ratio).
比率中的任何显著变化都需要解释，可能意味着潜在问题。
Any dramatic changes in the ratios require some explanation and could indicate some potential issues.
在长达一个世纪以来，这些比率并没有表现出显着的变化，除非人们在很早以前对自己的婚姻说了谎。
These rates have shown no significant changes in a century-except that people are cheating earlier in their marriages.
通过追踪该比率随时间的变化，他可以确定氡气到达地表需要花费多长时间，同时获得气体所通过的岩石的化学、热力学和机械状态。
By tracking this ratio over time, he can determine how long gas has taken to reach the surface and gain clues to the chemical, thermal, and mechanical state of the rocks the gas is passing through.
因此，在固定时程与变化时程之间，以及在比率与间隔之间，存在着一些区别。
And so, there is the distinction between fixed schedules versus ratios, variable schedules and ratio versus interval.
反应这股趋势的是，印度季风- - -20世纪以来，在绝对降雨量方面变化很小- - -出现更多降雨的比率比过去增加了。
Reflecting this trend, the Indian monsoon - which in terms of absolute levels of rainfall changed little over the 20th century-has been seeing more of its rainfall in extreme events than it used to.
但是Google数据不能预测股价，股价的变化取决于股票被抛出和买入的比率。
But the Google data couldn't predict its price, which is determined by the ratio of shares that are bought and sold.
但是在月球上，这个比率变化范围很大——夏普称这个现象为“离散”- - -如果月球包含大量氢的话，这个事件是不可能发生的。
But on the moon, there's a wide variety in that ratio-what Sharp calls "scatter" -something that could not have happened if the moon contained significant amounts of hydrogen.
根据高级人口理事会所述，从那时起，该比率一直维持在每位妇女3.8个孩子，没有发生变化。
Since then, this rate has remained unchanged at 3.8 children per woman, according to the Higher Population Council.
市场跟原来的老模式相比已经发生了很大变化，2003 - 2006年间，美国非现金支付比率每年增加4.6%，而使用支票支付的比率下降了13.2%。
Markets are already moving that way. Between 2003 and 2006, noncash payments in the us increased 4.6 percent annually, while the percentage of payments made using checks dropped 13.2 percent.
这个研究还表明那些改变了品牌但没有改变级别的小部分酒店，他们的财务比率没有什么重大变化。
The study found no significant change in financial ratios for the few hotels that rebranded without rescaling.
在轻和黑之间的变化的水准在一幅图像或者在他们最大之间的比率内估价领域以及最小价值。
The level of variation between light and dark values areas in an image, or the ratio between their maximum and minimum values.
微积分都是关于连续统的——变化的比率，曲线的面积，立体的体积。
Calculus is all about continuums - rates of change, areas under curves, volumes of solids.
加速度：速度变化的比率。
当负离子的总数下降时，或当四比五的比率发生变化时，人们的行为可能也会随之发生变化。
When the total number of negative ions decreases, or when the 4 to 5 ratio changes, people's behavior may also change.
对于20岁至29岁的人群来说，这个比率几乎没有变化。
And for people twenty to twenty-nine the suicide rate was nearly unchanged.
在19世纪这个比率要高一些，然后逐渐下降，但这是个缓慢变化的过程。
That ratio may have been higher in the nineteenth century; it's gradually trending down, but it's a slow-moving thing.
根据他们的行为，木材腐朽的最终结果是所有组成部分（纤维素和木质素）所占比例大小有不同比率的变化，并且腐朽的木材变成浅色。
The ultimate result of the wood decay under their action is that all components (cellulose and lignin) are removed in differing proportions at different rates, and the decayed wood is light- colored.
通货膨胀率是一个按年统计的百分比率，它与消费者物价指数的变化有着密切的联系。
Inflation rate is an annualized percentage closely related to the change in the consumer price index (CPI).
流动比率和利息覆盖率的变化，但减少的速度的资产和负债。
Current ratio and interest coverage change, but the rate of decrease of assets and liabilities.
因此，评估可由广义自回归条件异方差(GARCH模型)，这可能使避险比率意味着出随时间变化。
Therefore, evaluation could be carried out by means of Generalized Autoregressive Conditional Heteroscedasticity (GARCH), which could make hedge ratio vary with time.
其它环境因素的变化也能改变细胞增殖分化间的比率。
Other environmental changes are likely to alter the ratio between proliferation and differentiation of cells.
使用荧光比率方法研究血管平滑肌细胞钙动力学变化在重症休克血管反应性降低中的作用。
Using a ratio fluorescent approach to study the role of the kinetic changes of calcium in vascular hyporeactivity of severe hemorrhagic shock.
使用荧光比率方法研究血管平滑肌细胞钙动力学变化在重症休克血管反应性降低中的作用。
Using a ratio fluorescent approach to study the role of the kinetic changes of calcium in vascular hyporeactivity of severe hemorrhagic shock.
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