The result showed that the grain yield fluctuation had stage variation characteristics.
森林的过量采伐导致区域气候变化，进而引起粮食产量的变化。
The variation characteristics of shallow confined groundwater are similar with phreatic water.
浅层承压水含水组的地下水质变化特征和潜水基本一致。
And determine variation characteristics of attention ability in obese adolescents by giving mental workload.
比较肥胖组和对照组青少年在一定脑力负荷后，注意能力是否存在差异。
Using the current data in the Qiongzhou Strait, we studied the seasonal variation characteristics of residual currents.
本文通过利用多年的琼州海峡海流实测资料，研究了琼州海峡潮余流场的季节性变化特征。
Seasonal design flood should not only satisfy the flood prevention standard but also reflect seasonal variation characteristics.
分期设计洪水既要满足防洪标准，又能反映洪水的季节性变化特征。
The land use spatial distribution pattern had a decisive impact on the inter-year variation characteristics of both runoff and sediment.
土地利用类型的空间分布格局决定了径流和泥沙的年际变化特征。
Through the leaching test, the variation characteristics of the landfill leachate were analyzed, and some model parameters were estimated.
通过对垃圾进行淋滤实验，分析了垃圾场中垃圾渗滤液污染物组分的变化特点，求得了数值模型所需的有关参数。
This paper also studied the distribution and variation characteristics over years of runoff, using variance analysis, regression analysis and Mann-Kendall test.
并用方差分析法、回归分析法和Mann - Kendall秩次检验等方法，研究了开垦河径流的分配和年际变化特征。
As viewed from the variation characteristics of crustal dynamic stress, the superimposing process of shear stress manifests the preparation process of earthquakes.
从动应力变化特征看，动剪应力叠加变化过程反映了孕震过程。
The simulation results demonstrate the validity of the navigation method and are used to analyze variation characteristics of the geometric parameters among the spacecraft.
通过数值仿真验证了该导航方案的有效性，并分析了各航天器间几何参数的变化特点。
The atmospheric deposition chemistry and the variation characteristics of acid rain were analyzed and studied based on the monitoring data from 1992 to 2001 in Changsha city.
以长沙市1992—2001年的大气降水监测数据为基础对长沙市的大气沉降化学和酸性降水变化特征进行了分析和研究。
The long-term variation characteristics of annual mean air temperature, annual mean maximum and minimum air temperature and mean daily range from 1932 to 2002 in Lanzhou are analyzed.
分析了兰州1932～ 2 0 0 2年年平均气温、年平均最高和最低气温及年平均气温日较差的气候变化特征。
Then we calculated several landscape indexes to present the variation characteristics of water through the theory of Tupu and reflect the relativity and math relationship of water elements.
通过多种景观指数图谱理论来表达水域的变化特点，反映水域要素的相关性和数量关系。
And the solar short wave radiation, net long wave radiation and ocean heat flux are all used with a daily mean for every time step based on the sea ice mid-short range variation characteristics.
并在考虑海冰中短期变化规律的基础上，对太阳短波辐射、净长波辐射及海洋热通量，提出以日平均量代替一个时间步长内的平均来进行处理的方法。
In 13 individual plants of generation M1 of fancy point's variation, 10 individual plants of generation M2 maintained their variation traits, 3 individual plants lost their variation characteristics.
M 1代中的13个具有观赏性状变异的单株，在M 2代中有10株保持了变异性状，3株变异性状消失。
That does not mean using the same characteristics all over the page but the amount of variation should be limited.
这并不意味着在整个页面都使用相同的特征，而是应该进行有限的变化。
Understanding better the sources of variation not explained by patients clinical characteristics may allow improved tailoring of therapy to patients most likely to benefit.
更好的理解不能用患者的临床特征解释的变异来源可能会改善对患者更有可能受益的治疗剪裁。
The imaging characteristics of a GRIN fiber lens with exponential variation of the constant-index surfaces are discussed based on the ray paths equations.
本文根据光线轨迹方程，讨论一种等折射率面为指数型变化的梯度折射率纤维透镜的成象特性。
Results indicate that a significant degree of control over the ride characteristics can be achieved in a wide range of load mass variation.
结果表明：在负载质量变化较大的范围内，能相当大程度地控制悬挂系统行驶特性。
The light intensity had characteristics of temporal and spatial variation.
光照强度在杏树行间的分布具有时空变化特征。
AVO is a seismic exploration technology using the characteristics of amplitude variation versus offset to recognize the rock types and oil-gas reservoir.
是利用振幅随偏移距变化特征分析和识别岩性和油气藏的地震勘探技术。
This paper sums up five basic characteristics of euphemism, ie, variation of times, variation of region, variation of semantics, national trait and idiomatic feature.
该文归纳了英语委婉语的五大基本特征：时代变异、地域变异、语域变异、民族性和习语化。
Objective To study the variation trend on the incidence and epidemiological characteristics of birth defects during the period from 1990 through 1999 in Anren County.
目的了解1990 ~ 1999年湖南省安仁县出生缺陷发病率的动态变化趋势及流行病学特征。
On the basis of global warming, it was significance to predict and prevent local frost through analyzing the characteristics of frost climatic variation.
在近年来气候变暖的基础上，分析探讨霜冻的气候变化特征，对提高当地霜冻灾害的预测和防御能力有着十分重要的意义。
Identify noise factors whose variation may affect the quality characteristics.
辨别引起系统质量特性波动的噪声因子。
They can serve as artistic means and language once we master the properties, variation regulations, and structural characteristics of lighting.
只要掌握光的特性、变化规律及结构特点，就能让它们成为艺术的手段和语言。
They can serve as artistic means and language once we master the properties, variation regulations, and structural characteristics of lighting.
只要掌握光的特性、变化规律及结构特点，就能让它们成为艺术的手段和语言。
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