季节波动

研究发现，卷烟销量具有趋势变化和季节波动的特点。

The study found that cigarette sales have the characteristics of trend changes and seasonal fluctuations .

蚯蚓种群季节波动明显，夏季干热有强烈的抑制作用。

Seasonal fluctuations were obvious with dry-hot summer depressing the earthworm population sharply , leading to the aestivation of earthworm .

土壤微生物体N并不是完全随季节波动，而与土壤含水量存在极强的相关性（P0001）。

But soil microbial biomass N does not show a seasonal fluctuation , and is strongly correlated with the soil moisture ( P 0 001 ) .

农田与草地土壤易氧化碳含量季节波动则较小。

Under cropland and meadow the seasonal changes were relatively slight .

赤道东太平洋海温的季节波动

The seasonal fluctuation of the SST of the equatorial eastern Pacific Ocean

医院门诊数量季节波动分析

The analysis of OPD numbers in hospital along with the change of seasons

在数量分布较多的不同调查区内种群季节波动较为一致；

Seasonal fluctuation of the population was identical in the different several areas .

撒丁岛多发性硬化症患者出生的季节波动性

Seasonal fluctuation of multiple sclerosis bir-ths in Sardinia

害鼠种群数量季节波动大，5月份和8月份出现2次高峰；

The changing of rodents quantity is bigger along with season . Two quantity height appeared in May and August .

森林阶段光照强度的日和季节波动比灌丛阶段的平缓。

The diurnal and seasonal fluctuation of light intensity in the forest is less stronger than that in shrub stage .

指出有良性规律的季节波动是实现既稳定又较快经济增长的保证。

It points out that seasonal fluctuation having virtuous law is the guarantee to realize steady and fast economic growth .

杓兰的叶片性状是对水肥条件较好，但季节波动较大生境的适应。

The leaf traits of Cypripedium were the adaptation to the environment rich in water and nutrients but easy to change with seasons .

这样做，可以通过提高农业生产率和减少粮食供应的季节波动，增加粮食的可供量和种类。

Doing so , it may be possible to increase the availability and variety of food by improving agricultural productivity and reducing seasonal variations in food supplies .

因此，作者认为如果根据鼠类数量的季节波动规律而采取适当育林措施（如保护和埋藏等）能够增加森林种子直播的效率。

We conclude that taking effective measures such as enclosure protection and seed burial according to seasonal dynamics of rodent population would promote survival after direct seeding .

通过对三种水源涵养林总径流水质的综合评价发现，水质的变化具有明显的季节波动。

By the comprehensive evaluation to the runoff water quality of three forest types , it can be found that the water quality has a seasonal fluctuation .

主要结果和结论如下：1.季节波动对黑腹绒鼠的体重和体脂均有显著影响。

The main results and conclusions are as follows : 1 . The seasonal variation effected the body mass and body fat mass chang significantly in E. melanogaster .

季度用电量同时具有增长性和季节波动性的二重趋势，这使得季度用电量的变化呈现出复杂的非线性组合特征。

The seasonal electricity demand possesses dual property of increase and seasonal fluctuation simultaneously , so it makes the electricity demand variations to possess complicated non-linear combined character .

南北半球臭氧净通量的变化趋势相反，南半球为双峰结构，表现为非对称振幅的季节波动结构。

The seasonal and annual variations of pure ozone flux in Southern Hemisphere have two peak values which show the structure of unsymmetrical seasonal wave , which is completely contrary with Northern Hemisphere .

高山细毛羊的采食量季节波动与牦牛类似，除1岁高山细毛羊的采食量在冬季和夏季最高，其它所有年龄组的高山细毛羊的采食量在春季最高，冬季次之；

Feed intake of Gansu Alpine Sheep in any age group was highest in spring and followed by winter , with the exclusion of one-year-old Gansu Alpine Sheep , whose highest feed intake happened in winter and summer .

针对电力月负荷同时具有趋势增长性和季节波动性，使负荷表现出复杂的非线性特征，从而提出了电力月负荷的混沌趋势组合模型。

Monthly load is possessed of the property of increase trend and seasonal fluctuation simultaneously , so its behavior appears as the characteristic of complex non-linearity . A combined model based on chaos and trend analysis for monthly load forecast is presented .

Facebook用户和广告商增加的速度还不足以抹平季节性波动。

Facebook is not adding users or advertisers fast enough to obscure seasonal ups and downs .

因为GM（1,1）灰色模型只能反映时间序列的总体变化趋势，不能很好反映其季节性波动变化的具体特征。

It reflects with high accuracy the general trend of the time series while fails to reflect the characteristics of seasonal fluctuation .

主要出水理化指标TN、TP、BOD呈季节性波动变化。

The main physical and chemical indexes such as TN , TP and BOD varied seasonally .

结论：统计方法目前仅适用于没有季节性波动的ARIMA模型。

Conclusions : The statistical test method is only suit for nonseasonal ARIMA model .

RaymondJames&associates公司的首席经济学家斯科特·布朗表示，7月份也迎来了季节性波动。

And chief economist Scott Brown at Raymond James & associates , says July also brings with its seasonal volatility .

分析了基于标准正态分布（SND）的去季节性波动方法，提出了结合SND和GM（1，1）模型建立的SND-GM（1，1）混合模型的方法；

Analysising the standard normal distribution ( SND ) based deseasonalization method , proposing the combined SND and GM ( 1,1 ) model ;

根据企业软件公司SAP的数据分析集团的分析显示，人们可能忽略了价格的季节性波动。

According to analysis by the data analytics group of the business software company SAP , the numbers tell a different story & one that suggests that people are forgetting the seasonality of pricing .

标准X-11方法及国际原油价格季节性波动分析

Standard X-11 Method and An Analysis about Seasonal Fluctuation of International Crude Oil Price

基于X-12-ARIMA方法的迪拜原油价格季节性波动分析

Analysis about Seasonal Fluctuation of Dubai Crude Oil Price Based on X-12-ARIMA Method

结合统计分析工具分析BFI的季节性波动规律，得到每月的季节指数。

Then the seasonal index of every month is obtained by using the statistics tool to analyze the seasonal fluctuation of BFI .