所以我们要测量半周期。
我们可以测量半周期。
当它再一次停下，我停止计时，那么我们将得到半周期。
And then when it stops again, I'll stop the time, and then we have half a period.
那时就是半周期了。
就像弹簧-，如果它停在这里，停在那里，这就是半周期。
Like with the spring — if it stops here and it stops there, that's half a period.
也就是，我们得到摆停，我们测量直到第二次停止的时间，那是半周期。
Namely, we wait until the pendulum stops, and we measure the time until it stops again; that's half a period.
控制电路包含电压开环控制电路，半周期电流滞环控制电路。
A control circuit comprises a voltage open-loop control circuit and a semi-periodic current hysteresis-loop control circuit.
由陀螺仪寻北中天法的基本原理出发，提出了一种固定照准部的初寻北半周期中天法。
Based on the principle of period transit method, semi-period transit method of collimation is proposed to improve the north-seeking speed and the automatic degree.
提出一种基于“半周期峰值比法”的周期识别新技术，它是全数字化的，不需使用任何附加的模拟电路和硬件支持。
It is based on the widely used analogue "half-cycle peak ratio" technique, form which it differs by being entirely digital, no additional analogue signal processing or other hardware is required.
试验研究了当量比、切换半周期、空截面流速三个影响参数对温度分布的影响规律，以及燃烧器污染物排放的特点。
The effects of various equivalent ratios, circulating cycle time and gas flow velocity on the temperature distribution and pollutant emission are analyzed.
本文同时还对其中42个海城余震的初动半周期和初动振幅进行了测量并求出这些地震的震源参数，对二种方法得到的结果进行了比较。
Source parameters for 42 out of 59 events can be obtained by he two approaches, and their results are simply compared as well.
卡特拉似乎是半规律地喷发的，典型的周期是每次爆发之间相隔30到80年。
Katla seems to erupt on a semi-regular basis, with typical periods between eruptions of between 30 and 80 years.
上午九点半的时候，完整的红黄绿信号灯变换周期大概为140秒。
At 9:30 am, the full red/yellow/green signal cycle might be 140 seconds.
在它生命周期的这一阶段，有短暂的一刻，其舌头由两个微小的半管组成，随后融合为一体。
For a brief moment during that stage of its life cycle, the tongue consists of two tiny half-tubes before merging into one.
那就是说，卡特拉正是在一个半正规的基础上喷发的，典型的周期是每次爆发之间相隔30到80年。
That said, Katla does seem to erupt on a semi-regular basis, with typical periods between eruptions of between 30 and 80 years.
仅仅测试就可能花费掉应用程序维护周期预算的一半。
Testing alone can consume half the budget for an application maintenance cycle.
具有静态生命周期的资源是在系统中创建或部署到系统并且以持久性或半持久性的方式保留其中的资源。
Resources with a static life cycle are those that are created on or deployed to the system and remain there in a permanent or semi-permanent fashion.
这种哺乳动物的显著特点是不同寻常的繁殖周期，每18个月一次，并且要给幼儿海狮哺乳一年半。
The mammal is distinguished by an unusual breeding cycle that occurs every 18 months and has pups suckle for a year and a half.
其中一半田鼠被封闭起来并做周期性的光照实验，每个周期先用150勒克斯的光照持续照射16个小时，然后完全黑暗持续16个小时。
Half were housed in a standard light-dark cycle of 16 hours of light (at 150 lux) followed by eight hours of total darkness.
2007年，几乎有一半的经合组织(OECD)成员国实现了结构性财政盈余(根据商业周期情况调整后)。
In 2007 almost half of the countries within the OECD ran structural fiscal surpluses (that is, adjusted for the state of the business cycle).
尽管经济增长是有可能从今年年中开始恢复，然而实际增长率将有所阻滞，也许只有之前的周期速度的一半。
While economic growth is likely to resume from the middle of this year, the actual rate of growth will be subdued, perhaps at only half the pace of the previous cycle.
第二章研究了具任意形状裂纹的各向同性弹性半平面在周期压头作用下的接触问题。
In the second chapter contact problem of a half-plane with periodic cracks under periodic rigid punch action is studied.
利用不动点理论，给出了一类半线性微分方程有界的调和伪概周期解存在的充分条件。
Using fixed point theorems, in this paper we give sufficient conditions of the existence of bounded mild pseudo almost periodic solution for some semilinear differential equations.
根据模平方运算自身的特点，选用了多项式基进行运算，使模平方运算在一个时钟周期完成，比直接调用模乘运算提高一半以上的速度。
Using multinomial radix, the modular square will be finished in one period of the clock, which is faster than using the point multiplication directly.
根据模平方运算自身的特点，选用了多项式基进行运算，使模平方运算在一个时钟周期完成，比直接调用模乘运算提高一半以上的速度。
Using multinomial radix, the modular square will be finished in one period of the clock, which is faster than using the point multiplication directly.
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