然而，当在实验室的恒定条件下观察硅藻时，它们仍然表现出周期性的行为，继续按计划挖掘几个星期。
However, when diatoms are observed under constant conditions in a laboratory, they still display periodic behavior, continuing to burrow on schedule for several weeks.
对发达国家，新兴国家的经济危机研究报告显示，房价周期与银行破产之间的关联恒定不变。
Research into financial crises in developed and emerging markets shows a consistent link between house-price cycles and banking busts.
TB寄存器会以一种依赖于实现的频率周期性地增加，这个频率可能不是恒定的。
The TB register is incremented periodically with an implementation-dependent frequency, which may not be constant.
在人工恒定环境下，活体生物的昼夜节律生物钟通常运行的时间周期在22到26小时不等。
Circadian clocks in living creatures usually operate on a time cycle that varies between 22 and 26 hours in artificially constant environments.
恒定的测力确保了测量结果的无差异性与校准周期的长期性。
Constant gaging pressure assures uniformity of results and extends gage calibration cycles.
然后根据这一轨迹对语音信号进行“基音调整”，将原始的、具有时变基音周期的信号转化为一个具有恒定基音周期的信号。
Then the speech signal is pitch adjusted according to this pitch contour, where the original signal with time varying pitch period is converted to a signal of constant pitch period.
一个例子是周期运动，如一个带有自旋和磁矩的粒子在恒定磁场中的进动。
An example is periodic motion, such as the precession of a particle with intrinsic spin and magnetic moment in a constant magnetic field.
该模型的连续性证明的表达式“周期性波动”和“商业周期”，虽然动作既不恒定的持续时间也不恒定的长度。
The continuous character of this model justifies the expressions' cyclical fluctuations' and 'business cycle' although the movements have neither constant duration nor constant length.
单周期控制具有响应快、开关频率恒定、控制电路简单和易于实现等优点，是一种很有前途的控制方法。
One cycle control has the merits of rapid response, invariable switch frequency, simple control circuit and easy to realization and so on. One cycle control is very developing control method.
单周期控制具有响应快、开关频率恒定、控制电路简单和易于实现等优点，是一种很有前途的控制方法。
One cycle control has the merits of rapid response, invariable switch frequency, simple control circuit and easy to realization and so on. One cycle control is very developing control method.
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