人为干扰
- active jamming;electronic jamming;jamming;man-made interference
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为此,研究人为干扰下的生态补偿是非常必要的。
So it is necessary to do some investigation on the jamming ecological compensation .
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利用人为干扰来扰乱敌人的雷达
Mess up the enemy radar by jamming
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獐的栖息地利用样方和非利用样方在植被高度、距水源距离和人为干扰距离上存在极显著差异(P<0.01),在植被覆盖度上存在显著差异(P<0.05)。
There were significant differences in vegetation height , distance to water resource , and distance to human disturbance between habitat and random plots .
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基于GIS下的网格分析,建立了结合生境适宜性评价和人为干扰特征分析的生态敏感性评价模型。
Based on the grid analysis of GIS , with the combination of habitat suitability assessment and human interference analysis , the ecological sensitivity evaluation model was established .
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利用群落优势度(C)衡量了两个群落的稳定性,表明郁闭林的群落优势度远高于人为干扰林。
Comparing the stability of two forests with community dominance index ( C ), it was clear that the C of the closed stable forest was higher than that of the disturbed forest .
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此外,长期受人为干扰、结构简单的疏林地土壤含水量及表土层中有机质、全N、速效态P、K元素含量都明显地低于其它两类林地。
The soil water content and the content of organic matter , total N and available P , K in the surface soil of the open forest were lower than that of the other forests .
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人为干扰最小接近距离实验结果表明,黑腹滨鹬对人类反应的距离在3~30m;
The results of human-disturbance experiment indicated that the distances of dunlins responding to human were 3-30 m.
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从生物地球化学循环的观点出发,研究了N循环的人为干扰与土壤酸化的关系,并探讨了N循环扰动下导致土壤酸化的机理。
The relation between soil acidification and nitrogen cycle disturbed by man made factors was studied from the viewpoint of biogeochemical cycle , and the mechanism of soil acidification induced by disturbed nitrogen cycle was probed .
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随着社会的发展,人们对定位精度的要求越来越高,同时,由于无线电应用的越来越广泛,GPS信号受到的干扰也在不断的增多,这些干扰包括人为干扰和潜在干扰两种。
With the development of society , the demanding of position precision is increasing . Meanwhile , with the more widely used of radio , the interferences which disturb GPS signal are also increasing .
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可能受人为干扰的影响,M1在6只监测个体中巢域面积、日均移动距离均为最大。
Perhaps because of human disturbance , home range and average daily movement distance of M1 were the largest among these individuals .
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以往的土壤分类与等级综合评价多是建立在模糊数学(Fuzzy)基础上的模糊聚类分析与模糊综合评判,因此不可避免的涉及权重矩阵人为干扰,导致分类与评价结果的人为倾向。
The research of soil classification and soil grade evaluation is often based on fuzzy theory . So the traditional method has an inevitable problem about weight matrix which given by some experts . The finally result can be influenced by artificial factor .
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DCA排序图上,第一轴代表人为干扰强度,由左到右呈现人为干扰由强到弱的变化趋势;
On the diagram of DCA ordination , human disturbance weakened along the axis 1 of DCA from the left to the right .
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应用所提算法从较长时间BCG信号中获得呼吸信号和心动周期,从含有人为干扰的BCG信号中确定出无干扰部分的J波位置。
Breathe signal and cardiac cycle is gained from long time BCG signal , and partial J wave positions are determined from the no disturbance part of the artificial disturbance BCG signals according to proposed approaches .
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通过使用定性滤纸和定量滤纸,在开放环境中和干燥器环境中的对比观测实验,试图通过深循环温泉水中溶解CO2总量的质量分析法,揭示观测过程中的环境干扰因素和人为干扰因素。
Through the comparison observations under the conditions of opening and drying environments by using the qualitative and quantitative filter paper , we are trying to reveal the environmental and artificial interfering factors to the soluble CO_2 during the observing process in the deep spring water .
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仿真证明,在没有编码,干信比(ISR)为20dB时,该系统性能仅约损失1dB,在保证带宽效率的同时,很好地消除了系统的人为干扰。
The computer simulation results show that the performance only loses 1 dB when the interference-signal power rate ( ISR ) is 20 dB in a un-code system .
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固&液相互作用和人为干扰对干流D区中稀土(MREE)的富集贡献很大。
The middle REE ( MREE ) enriched patterns in the mainstream area most possibly come from the result of solid-liquid interactions and artificial interference .
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人为干扰对典型草原生态系统土壤养分状况的影响
Impact of Human Disturbances on Soil Nutrient Contents of Typical Grasslands
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其中,最主要因素是人为干扰。
Among them , the human interference was the main factor .
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人为干扰对汉江流域生态安全的影响
The Impacts of Human Disturbance on Ecological Health of Hanjiang Basin
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人为干扰对松山自然保护区植被的影响
Influences of human disturbances on vegetation of Songshan National Level Nature Reserve
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人为干扰对淡水真菌多样性和群落结构具有重要的影响。
Human disturbance can affect the communities and diversity of freshwater fungi .
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采伐是影响森林更新的主要人为干扰因素之一。
Felling is one of the key factors which influences forest regeneration .
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人为干扰对城市地区植物多样性的影响
Effect of artificial interference on plant diversity in urban area
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对河口湿地生态系统所受到的自然干扰和人为干扰进行了系统辨识。
Natural disturbance and human_caused disturbance of estuary wetland ecosystem were identified .
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其中,人为干扰是绿色走廊现代生态环境演变过程中最重要最活跃的控制因素。
The interruption of people is the most important controlling factor in them .
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氮循环的人为干扰与土壤酸化
Soil acidification and nitrogen cycle disturbed by man-made factors
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影响沙狐春季洞穴选择的前三位主要因子是微气候、人为干扰和食物。
Microclimate factor class factor is the chief factor in den site selection .
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自然与人为干扰对四湖地区涝渍生态系统的影响
Effects of Natural and Human-caused Disturbance on Waterlogging Land Ecosystem in Four-lakes Region
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人为干扰对桫椤群落植物种间协变影响的研究
Study on Effect of Human Disturbance on Interspecific Covariation of Alsophila spinulosa Community
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随着人为干扰强度的增加,林下植被的生物多样性先增加后减少,林下生物多样性与生物量关系不明显。
The relationship between biomass and biodiversity of undergrowth was not obvious . 2 .