The business cycle is a series of peaks and troughs.
商业是一系列的高峰和低谷。
Long long ago, we knew the periodic motion of a planet.
很久以前, 我们就知道行星的运动。
Finally, variance analysis is used to verify the validity of the crytic model.
最后，利用方差分析检验方法作了印证性讨论。
The first application is the analysis of aircraft longitudinal long-period oscillation named phugoid phenomenon.
第一个应用是分析名为复古现象的飞行载具纵向长振动。
Periodic only 7 - 10 days, shorten than traditional method a day above, raciness.
仅7-10天，比传统方法缩短则天以上，风味好。
Microgram for microgram, beryllium is one of the most toxic elements on the periodic table.
一微克，又是一微克，铍是表上最有毒的元素之一。
The yield of the pseudoionone and ionone was 96. 2% and 97. 6% respectively.
反应条件温和,短,缩合反应的产率达96.2％,环化反应的产率达97.6％.
The geyser erupts periodically.
间歇性地喷发。
Two pulse generators, the Gaussian pulse generator and the monocycle generator, are designed, fabricated, and experimentally demonstrated.
接著设计可产生高斯脉冲及单脉冲的脉冲产生器。
Base on this structure, the photoresponse of each spectral shape is tunable by the period of gratings.
我们可以利用各种的光栅结构来调变响应的波形。
Economic crises recur periodically.
经济危机性地发生。
The present paper using upper and lower solutions,proves an existence theorem of almostperiodic solutions for integrodifferential systems.
采用上下解方法，给出了一个积分微分系统概解存在的一般性定理。
Pressure energized lip-style piston and rod seals are wear compensating and prelubricated for millions of trouble free cycles.
高压带电唇式活塞和活塞杆密封的磨损补偿和麻烦百万边界润滑自由。
Methods The level of somatostatin was measured in uterus and blood of mouse during genesial cycle by radioimmunoassay.
方法应用放射免疫方法检测小鼠生殖阶段子宫和血生长抑素的水平。
In eastern China, transgression occured periodically during Eogene, and formed specially paleobio-cenosis,mineral association and rock type.
在中国东部早第三纪沉积演化过程中曾性地发生过海侵,从而形成了具有海相特征的岩石类型、古生物组合。
All of the genes necessary for the lytic cycle are expressed in polycistronic transcripts from three promoters.
编码噬菌体结构成分的基因则排列为簇。裂解所需要的基因则以三个启动子起以多顺反子转录的形式表达。
Artificial credit expansion — credit not funded by savings — creates the business cycle by spawning capital malinvestment.
虚假的信贷膨胀——是通过储蓄创造出来的信贷——通过制造了大量资本的错误投资而导致了商业。
It is 9 major planet run the great synodic period in the youngest covering of the fan 180 years.
一百八十年是九大行星运行到最小扇面之内的大会合。
Using surface fermentation method to produce apple vinegar,its acidation and alcoholization is the same as liquid deep fermentation method.
表面发酵法生产苹果醋,其酒化和醋化过程与液态深层发酵法相,但发酵较长。
Wernerians thought strata were deposits from shrinking seas, but James Hutton proposed a self-maintaining infinite cycle, anticipating uniformitarianism.
沃纳里恩斯认为地层是收缩的海洋的沉积物，但詹姆斯•赫顿提出了一个自我维持的无限，促进了地质均变论的发展。
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Your work cycle functions like your sleep cycle.
工作周的功就像睡眠周样。
My sleep cycle's totally out of whack.
我的睡眠周已经乱套了。
And levels of melatonin, the hormone that helps regulate sleep cycles, dropped.
帮助调节睡眠周的褪黑素也减少了。
The Ocean Viking could have a short operational life.
海洋维京号的使用周很短。
I did. Almost, about one week after I quit smoking, I quit drinking.
对。在我戒烟后周我也戒酒了。
I called because we've been cross- referencing lunar cycles...
我们交比对月亮周。
The juvenile then starts the jellyfish's life cycle all over again.
回到幼体，重新开始生命周。
We run a six day collection cycle.
我们有六天的收集周。
But why is this cycle so universal?
但为什么这周如此普遍呢？
It was as if the engine that drives the solar cycle had stopped.
推动太阳周的引擎仿佛熄火了。
Then in 1792, Banneker began publishing almanacs.
也因此开始研究蝗虫祸患周。
It's a pulsating star that swells and shrinks periodically.
它是颗脉动的恒星，周性地膨胀和收缩。
You should be getting about five of these a night.
你每晚应该经历5这样的周。
And what makes it a cycle in the first place?
最开始的周是怎样形成的呢？
The area does experience its own day and night cycle.
该地区确实经历了自己的昼夜周。
Until recently no-one knew what was driving the solar cycle.
我们到最近才得知太阳周的原理。
On top of that, their reproductive cycle is very short.
更有甚者，它们的繁殖周非常短。
Anthrax requires frequent monitoring during the growth cycle.
生长周内的炭疽菌需要定时照看。
This process of booms and busts is called the business cycle.
这种繁荣、萧条的过程被称为经济周。
There are four stages of sleep that the body experiences in cycles throughout the night.
身体整晚上会经历四阶段的睡眠周。
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划词翻译
详细解释
是一系列的高峰
就像睡眠
样。
比对月亮
六天的收集
