采用垂直接地极能减小接地系统的季节系数，起稳定接地系统安全性能的作用。
Adding vertical rods to grounding system will decrease the seasonal coefficient and stabilize the safety of grounding system.
在我国北方高寒冰冻地区接地系统的接地电阻季节系数可达3.0，接触电压和跨步电压季节系数可能达到10和5.4。
The seasonal coefficient of grounding resistance possibly reaches 3.0 in freezing region of North China, and those of touch voltage and step voltage 10 and 5.4, respectively.
该模型用于模拟发生严重荒漠化的鄂尔多斯高原植物群落的季节及年生长、叶片投影盖度、蒸发系数。
The model was developed to simulate seasonal and annual growth, foliage projective cover (FPC), and evaporative coefficient in the Ordos plateau, where serious desertification happened recently.
在这三个生长季节中，土壤呼吸速率的空间变异性系数分别为36%、47%和35%。
In growing season, the coefficient of variation (CV) in spatial change were 36%, 47% and 35%, respectively.
经过一个供冷季的实验，该系统的季节供冷系数为9。
The experimental results during a cooling season indicate that the seasonal cooling performance factor of the system is 9.
有益系数以及食物种类在不同季节有所差异。
不同季节对人参土壤真菌区系数量的动态变化有一定的影响。
Coefficient of Ginseng soil fungifiora is affected by climate og different seasons.
卵巢发育、卵巢成熟系数和卵巢壁厚度随季节呈年周期变化。
The ovarian development, the coefficient of maturation in the ovary and the thickness of ovarian wall all showed annual changes.
结合叶绿素和细胞含碳量的测定，描述了浮游植物光合参数的季节变化，探讨温度对同化系数和碳比积累速率的影响。
Seasonal variations of photosynthetic parameters of Marine phytoplankton were analyzed in combination with the determination of cell chla and carbon content.
另外，还获得了一些重要的系统性能参数，如季节供冷系数、单位埋深取冷率。
Moreover, some important system performance parameters were obtained, such as the cooling seasonal performance factor and the cold extraction rate per unit depth of borehole.
根据全网各站点各季节的典型行业用电负荷构成比例，运用谱系数平均距离聚类分析法，对全网各季节的负荷站点做出合理的分类。
According to the proportion of load composition, using the hierarchical cluster analysis based on average distance, the substations can be classified reasonably.
根据全网各站点各季节的典型行业用电负荷构成比例，运用谱系数平均距离聚类分析法，对全网各季节的负荷站点做出合理的分类。
According to the proportion of load composition, using the hierarchical cluster analysis based on average distance, the substations can be classified reasonably.
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