查询词典 fluctuation

Using the autocorrelation function, the principal of homodyne method is explored. The relationship between delay time induced by delay fiber and characteristics of additive frequency-domain fluctuation affixed on homodyne beat noise photoelectric-current spectrum are intensively analyzed.

一、利用自相关函数研究了零拍法测量激光线宽的原理，重点考察了零拍光电流谱线上所附加的频域周期性波动，确定了该波动的频域周期与光纤延时线所产生的时延成反比。

In the fast sorption stage （before 48 h）, there was an up-to-down fluctuation of phenanthrene sorption ratio （sorption amount/added amount） in humic acid fraction, possibly due to surface sorption by minerals and competitive sorption by humin fraction.

在快吸附至转折点阶段，胡敏酸组分中菲的吸附比例出现先升后降的波动，可归因于初始时段矿物表面吸附、胡敏素竞争吸附的影响。

In the hydrometallurgical process of zinc, the fluctuation of impurities concentration in the electrolyte has a serious influence on technical parameters.

阐述了湿法炼锌过程中，由于电解液中杂质的波动对锌电积过程主要技术经济指标产生的严重影响，分析了金属杂质、骨胶浓度与阴极过电位和电流效率的关系，提出了利用阴极过电位对锌电积最佳添加剂浓度及新液质量的控制方法。

Through these expanding hypercycle chains, fluctuation phenomena of the system will bring the accumulation of local changes.

通过不断扩大的超循环链条，电信产业系统内部涨落现象带来的局部渐变得到积累，使得涨落突破一定的阈值，最终导致电信产业系统的整体突变现象的出现。

Good ordinal nevertheless sense has the content of this 10 paces bit of problem, some does not have correlation between each pace fluctuation for example script language, SQL still has regrettablly is a few links of hair resource is English, meet many people create certain obstacle|||Is these learned that inapproachable god?

这十步的内容不错不过顺序感觉有点问题，每一步上下之间有的没有关联例如脚本语言、SQL还有可惜的是发的一些链接资源都是英文的，会给不少人造成一定的障碍|||这些都学好了那不是无敌神人了么？

With increasement of the laser heating time, the fluctuation increased.

文中还提出了减小激光输出不稳定性影响的几条途径。

The comparative study on vegetation background survey of the stationsand the comparison on level of phytocoenology on zonal habitats indicates thatthe diminishment of the numbers of families,genus and species,compositionof life types,diversity of communities and habitats,;and the increscence in theproportion of photosynthesis functional groups of C3/C4 plant,richness ofspecies,density of tussock and tiller,diversity of species,evenness,leaf areaindex,leaf area duration,dry matter production of communities alongside thelatitude increasing and the temperature decreasing;and the dynamic curve ofthe community productivity also tend to steadily increase along with thetemperature going up and the heat accumulation gradually in moderate-temperate steppe station from violent fluctuation along with seasonal badly-distribution of precipitation in warm-temperature steppe station;manifestingthat transformable tendency of productivity pattern of the community from morevigorous net assimilation,sparser and higher crops stricture of tussock and tiller,and possession on more resources by less species inclined to thicker in densityof crops,superior effectiveness of multi-leaves and pattern of multi-speciesresource sharing,reflecting that bigger disparity of the vegetationcharacteristics and the style of the community growth in the two differentthermal-type steppe stations owing to background of natural-historicenvironment and combination of water and heat.

内蒙古草原区两个不同热量型研究站点植被本底调查和显域地境群落学水平的比较研究表明：随纬度增加和气温降低，植物科、属、种的数目，生活型组成，群落类型和生境类型的多样性均趋于减少，而C3/C4光合功能群比值和群落的物种丰富度，株丛密度，物种多样性，群落均匀度，叶面积指数，叶面积持续时间和群落干物质生产能力均趋于增加，群落生产力动态曲线从随天然降水的季节分布不均而剧烈波动趋向于随气温逐渐升高和热量逐步积累而稳定增长，显示出两站点植物群落从较为旺盛的群体净同化作用、较为稀疏高大的群体结构和少数物种占有较多群落资源的生产力格局向较高的群体密度、优良的多叶性能和多物种资源共享的群落生产力格局转变，反映出在内蒙古草原区不同的自然历史环境背景和不同的温度条件及其水热组合状况影响下，两个不同热量型草原站点植被性质的分异特征和显域地境群落生长模式的较大差别。

Anaerobic Biological method is used to dispose the wastewater of chemical fiber in a reactor of 5L,the static experiment and the development experiment are used to study the influenceable factors:hydraulic retention time,concentrational fluctuation and stirring intensity.

对化纤废水采用厌氧生物处理进行研究与分析，以总容积5 L的反应器对废水分别进行静态和动态试验。

Patients' median IOP level, intervisit IOP fluctuation, and percentage reduction in IOP over the follow-up period were also determined.

我们检测了患者的平均眼压水平，随访期间IOP波动情况以及IOP下降的百分比。

The study results showed that Pomacentridae and Labridae are the two most dominant families and the Pomacentrus coelestis is the most abundant species during day time. Species composition of coral reef fish assemblages at the four stations changed more or less each year. The Sorensen similarity values of the four stations fluctuated between 60-75%, fluctuation is mainly due to the changes in rare species.

其结果目前已知雀鲷科与隆头鱼科为此海域的优势鱼科，白天优势种则为变色雀鲷，4个测站都观察到每年鱼种的组成均略有改变，四测站Sorensen相似度约在60%~75%之间，差异主要来自稀有种。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。