周期长度

太阳黑子周期长度（SCL）变长（太阳活动减弱）时，青藏高原地面加热场强度减弱。

The surface heating fields over QXP die down when sunspot cycle length ( SCL ) become long ( the sun activity die down ) .

利用1.5万年来的Δ14C记录和2600年来的太阳黑子周期长度（SCL）资料，发现太阳活动存在时间尺度为2.1～2.8ka的准周期波动，它们与全球气候的冷暖波动非常吻合。

A quasi - periodic wave length about 2.1-2.8 ka was found with Δ 14C recorder since 15 ka BP and with the sunspot cycle length ( SCL ) over past 2600 years . They are identical in climate wave of cold and warm over the global .

最后讨论了折射率（n）、折射率调制幅度（△n）、周期长度（D）及周期数（N）对光子带隙的影响。

At last , it studies the influence of the photonic band gap on the refractive index , the refractive-index modulation amplitude , the length of period and the number of period .

阵列的时钟周期长度大致是两个单位全加器延迟，n位模乘法的计算延迟是2n+2个时钟周期。

The time to calculate a modular multiplication is 2n + 2 cycles , where n is the word length , and the clock delay is roughly the delay time of two full adders .

在这个模型中，首次包含了CRM中客户对不同企业品牌的偏好因素、客户关系周期长度和产品定价模式对客户竞争的影响。

In this model , the influence of customer 's preference of different brands , customer relationship lifetime and the pricing mode upon the customer competition is included .

结果表明：当周期长度一定时，上下矩形突出部分的水平间距由小变大时，Nu和阻力系数f都是有所减小；

It was found that when the periodicity length is constant , Nu and the friction coefficient / will decrease with the increase of the level distance between the upper and lower rectangular salients .

根据弹性波在大地信道中的传输路径，分析多径时延扩展，在保证系统传输速率和频带利用率的基础上，确定保护间隔长度、OFDM符号周期长度。

The multipath time delay is analyzed according to elastic wave transmitting track in the earth channel . And guard interval length and OFDM signal circle length are established to ensure the system transfer rate and spectrum availability ratio .

论文的不足之处在于估算的劳动收入份额数据与收入法GDP核算得到的年度劳动收入份额差别较大；经验模态分解得到的序列在合并时主观性较强，缺少明确的周期长度定义。

The deficiency of the paper is the estimation of labor share has a significant gap to the annual labor share basing on income-method GDP . The combination of decomposed series by EMD is subjective and lacks of clear meaning of the period length .

并基十服务响应时间与QOS周期长度之间的两种约束关系，分别提出了分段聚合和单向约简两种算法。4.研究组合服务运行时的QoS保障问题。

Specifically , according to the two kinds of constraint relationship between the service response time and the length of QoS cycle , two QoS prediction algorithms are proposed respectively . including the segmental QoS aggregation algorithm and the one-way QoS reduction algorithm . 4 .

相对于常规的矩形EBG结构，结构周期长度减小为二分之一，面积减小为四分之一，小型化因子为50%。

Compared to the conventional rectangular EBG structures , the proposed EBG structure reduces the length of half and the area of one quarter . The miniaturization factor is about 50 % . 2 .

其主要思想在于选择合适的参数使得LCG的周期长度大于交织器深度且舍弃超出交织范围的数。这导致最终得到的序列更加随机。

It consists of choosing parameters such that the LCG period is longer than the interleaver size and out-of-range numbers are discarded therefore creating more randomness in the sequence .

在本文中就这一问题，研究了XX电信的客户动态保持率，利用威布尔函数进行分析，确定了该电信CDMA客户的生命周期长度，根据这个要求提取出了满足要求的数据。

In this article on this problem , a telecom customer XX dynamic retention rate , the use of Weibull analysis to determine the Telecom CDMA customers to the length of the life cycle , according to the requirement to meet the requirements of extracted data .

分析了伪随机序列发生器工作原理，指出其发生序列的周期长度小于2n的根源在于仅用异或运算产生反馈信号。

The principle of pseudorandom sequence generators is analyzed ; and the source why the length of a period of the sequences generated with pseudorandom sequence generators is less than 2n is that only exclusive-or operation is used to get the feedback signal .

本文研究了计算GMW序列线性复杂度的算法，在此基础上对其进行了简化，得到了一种方法，来快速构造给定周期长度的GMW序列，使其具有最大线性复杂度。

An algorithm for computing the linear spans of GMW sequences was studied and simplified in this paper . Then we get a new method which can obtain GMW sequences with largest linear spans for a certain periods .

周期长度为奇素数的伪随机序列的功率谱分析

Power Spectrum Analysis of PN Sequence With Odd Prim Number Periods

通过选择合适的参数，该映射能产生全周期长度的序列。

The map can generate full_of_length period sequences by choosing appropriate parameters .

色散管理孤子色散周期长度的极值特性

Extremum characteristic of dispersion period lengths on dispersion managed soliton

对中国经济波动周期长度的估算

A calculation of period length for Chinese economic fluctuation

心脏的房室传导时间与心动周期长度呈线性负相关。

There is a negative linear relation between cardiac cycle length and AV conduction time ;

带隙宽度随调制深度的增加而增加，随周期长度的增加而减小。

The widths of the lowest gap increase with modulate depth increasing and decrease with period length increasing .

肥厚性心肌病和心肌梗死患者室性早搏后窦性心律周期长度的短期波动

Short-term fluctuations in sinus cycle length after premature ventricular beats in patients with hypertrophic cardiomyopathy and myocardial infarction

气候以许多方式影响这些“病媒”&从控制它们的生命周期长度到影响繁殖环境。

Climate influences these'vectors'in many ways & from controlling the length of their life cycle to influencing breeding conditions .

数值模拟发现，在脉冲传输距离与扰动周期长度的关系中存在着一种多极值结构。

We numerically show that there are many extremums in dependence of the propagation distance on the period lengths of perturbation .

该算法突破了绿波带控制方法需要统一各交叉口信号周期长度的局限性。

This algorithm breaks through the limitation that all intersections are controlled with a same cycle which is applied in green-wave method .

在这个性能测试中，我使用一个固定的周期长度1500，这个长度足够大，能够在统计数据上造成影响。

In this performance test , I used a fixed cycle length of1500 , which is a large enough number to be statistically significant .

研究结果显示，大多数城市间波动的共同周期长度为25个月，城市间波动时差一般不超过2个月。

Studies show that the length of housing cycle is 25 months for most cities and the lead-lag is no more than 2 months .

进一步分析表明，地球自转速度和太阳黑子周期长度的变化对高原及北半球本世纪气候的突变和阶段性变化起着重要的作用。

Further analyses show the variation of earth rotation rate and sunspot cycle length have important role on the climate abrupt change in the Qinghai-Xizang Plateau .

在该机制中，服务周期长度随时间动态改变，在综合考虑系统磁盘带宽和内存空间资源的前提下，可以有效提高系统服务性能。

In the mechanism , the service period length can change with time , and improve the system performance effectively considering both disk bandwidth and buffer space .

微观上具有周期长度不规则、振幅巨大、产品结构差异大、投资性高利润等特征。

On the microscopic level , it has an irregular cycle with tremendous amplitude , much difference in the products , and investment features of high profits .

随机周期长度偏差对准相位匹配波导中差频效率的影响要比随机占空比偏差的影响来得大，这与单块周期极化晶体中的情况类似。

With the same magnitude , random period error casts much larger effect on the conversion efficiency than random duty cycle error , which is similar with the case in bulk crystals .