查询词典 indefinite total variation

In the increase density 0.05, 0.5mgkg-1 scope, the sea cabbage average increase returns-ratio is 85.1%~93.3%, the coefficient of variation is 5.39%~12.05%; The soil average increase returns-ratio is 90.9%~98.5, the coefficient of variation is

在添加浓度0.05、0.5mg·kg-1范围内，甘蓝平均添加回收率为85.1%~93.3%，变异系数为5.39%~12.05%；土壤平均添加回收率为90.9%~98.5，变异系数为

Results show that in recent years, the summer rainfall in Harbin displayed the most apparent cyclical variation on a 29-38-year scale, the largest modulus, and the strongest energy; and the summer rainfall in Nenjiang did an obvious cyclical variation on a 19-30-year scale, and its energy value is quite large. Both the two cyclical variations showed a trend of being stronger in energy with the time.

结果表明：哈尔滨近年来夏季降雨在29~38a尺度周期变化最明显，模值最大，能量最强；嫩江夏季降雨在19~30a周期变化较强，能量值较大；2个周期变化都具有随时间推移能量进一步加大的趋势。

The results show that the variation in elevation angle of roof beam can be controlled by the equilibrium jack in moving support and the stress at different parts can be adjusted according to the variation of the support load in coal caving process, greatly improving the adaptability of the 2-leg shield support in top-coal caving working face.

分析结果表明，通过平衡千斤顶可以控制移架过程中顶梁仰角的变化，并可调节支架各部位受力以适应放煤过程中顶梁外载的变化，从而提高了两柱式支架对放顶煤工作面围岩活动规律的适应性。研究结果对于现场操作及新架型的改进都有一定的指导作用。

For the variation of short period of astronomical factors, whether for local time or local sidereal time and lunar phase there is the phenomenon of occurrence of concentrating a interval time for the earthquakes. For the short variation of earth rotation this phenomenon is clear; either the earthquakes occur in most fast or in lowst of earth rotation.

对于天文因素的短周期变化，无论是对于地方时，地方恒星时与月相，都有集中发生在某一段时间的现象；对于地球自转的短周期变化更是比较明显，要么发生在其变化最快时期，要么发生在其变化的最慢时期。

This paper first presents the variation regularity of active seeking range along with the change of relative bearing ,and then derives out the equations of deflection firing angle considering the variation of seeking range. A method for the calculation of optimal deflection firing angle of snake search torpedo is provided at last.

本文根据主动自导作用距离随舷角变化规律，推导了考虑到自导作用距离随舷角变化时求解最优提前角的迭代公式系，最后提出了蛇行搜索鱼雷射击的最优提前角求解方法，并给出了有关结论。

The variation is due to the variation of the magnetic reaction.

这些变化是由不同磁性的永磁颗粒的相互作用造成的。

As the results suggest that, during the period of 1800～2005, the 82-year and 48-year quasi-periodic components are available for the secular variation of dipole magnetic field, which are not directly related to the periodicity of the length-of-day variation.

结果表明，1800～2005年期间，偶极子磁场长期变化有82年和48年准周期分量，它们与日长变化的周期没有直接关系。

This article considers the type of variation which has been investigated via a form of linguistic geography, concentrating on regional varieties and the factors involved in social variation in language use.

这篇文章将集中研究地区方言和社会方言及其形成的主要因素。

Based on the theories of language variation and lexical diffusion, this paper describes and analyzes the variation and change of Xuanhua dialect from various angles. It combines not only the diverse methods of descriptive linguistics, linguistic geography and sociolinguistics, but also the data of apparent time and real time.

本文在综合运用描写语言学、地理语言学和社会语言学等学科理论与方法的基础上，以语言变异理论与词汇扩散理论为理论依据，将显像时间研究材料和真实时间研究材料结合起来，对宣化方言变异与变化问题进行多角度描写、分析与研究。

The maximum and the maximal variation of sea ice appear in Weddell Sea and Ross sea, while the minimum and the minimal variation of sea-ice appear inAntarctic Peninsula.

南极海冰最多和最少期分别出现在 9月和 2月；威德尔海和罗斯海地区海冰最多、变化最大，南极半岛地区海冰最少，变化也小；近 35年来环南极地区的海冰有明显的减少趋势。

I can do simple painting, carpentry and plumbing.

我能做简单的油漆、木工和修水管等工作。

The motivations, notations and outline of this work are also given in this chapter.

从这个意义上讲，这些时滞是无害的。然后用实例说明这三个定理的应用和互不包含性。