累积量
- 与 累积量 相关的网络例句 [注:此内容来源于网络,仅供参考]
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NO3-N accumulation in soil of intercropped faba bean and pea were grater than that in sole faba bean and pea, but varied with different nitrogen application and time in intercropped soybean, wheat and maize.
蚕豆和豌豆间作土壤硝态氮累积量都高于单作,而大豆、小麦和玉米间作在不同时间和不同氮水平下表现不一样。
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For the singular spectrum analysis of time series, a method of constructing covariance matrix by using forth order cumulant is proposed. The method could restrain the Gaossian noise and symmetrical distributed noise mixed with chaotic signals.
对于时间序列的高阶奇异谱分析,提出了一种利用四阶累积量函数构造协方差矩阵的方法,该方法从理论上能有效地抑制叠加在混沌信号中的高斯噪声和对称分布噪声对重构结果的影响。
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By analyzing the theory of higher order cummulants and higher order spectrum ,the methods of machine fault feature extraction are researched based on higher order spectral analysis by using the character that higher order spectrum can restrain the gauss noise.
在分析高阶累积量与高阶谱的理论基础上,利用高阶谱可以抑制加性高斯噪声的性质,研究了基于高阶谱分析的机械故障特征提取方法,提出了基于双谱估计的齿轮故障诊断的方法。
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And, this submodel did not simulate the quantity and modality of wheat organs.
碳水化合物分配按照小麦净同化物累积量优先供应生长中心的原则,以不同分配指数为基础,有序地向各器官中分配。
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Transpiration coefficient is the ratio of the water lose amount of transpiration to the amount of dry matter accumulation.
蒸腾系数是指在一定的生长时期内的蒸腾失水量与其干物质累积量的比值。
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The biomass of trees and the calcium content and accumulation of the cortex and the xylem were studied in this paper.
对幼果期矮化富士苹果树体各器官及其皮层、木质部的生物量、钙含量和钙累积量进行了研究。
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Through experiment of 15N microplot showed that: gaseous losses of fertilizer nitrogen was 1.259g·m~(-2), soil residued nitrogen was 1.023g·m~(-2) in Ecological Balanced Fertilization plot, monitored at the same time that chemical nitrogen fertilizer was almost no leakage because there was illuvial layer in the depth of 100~120cm in this area.
通过15N微区试验测得草甸黑土生态平衡施肥区肥料氮气态损失为1.259g·m~(-2),土壤残留为1.023g·m~(-2),同时监测到,在该地区100~120cm土层处由于有淀积层的存在,化学氮肥几乎没有渗漏。通过设置不同施氮水平试验,结果显示:大豆播种后,田间土壤氨挥发累积量随氮肥用量增加而增大。
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The temporal changes′ value of gravity point cumulate to 120 × 10-8m·s-2 shows that gravity field near meizoseismal region have fast increased after the Wenchuan M S8.0 earthquake.
映秀及北川重力点值时序变化累积量达120×10-8m·s-2,较好地反映了汶川地震前映秀和北川两个极震区附近的重力测点随时间的剧烈波动性上升变化。
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The effect in the shoot is caused by the increased influx, mediated by HKT1;1, of Na+ into stelar root cells, which is demonstrated in planta and leads to a reduction of root-to-shoot transfer of Na+.
本研究介绍了拟南芥成熟根部Na+运输体HKT1;1的表达降低了37%到60%Na+在芽部的累积量,HKT1;1在成熟根部专一性的表达是通过增强子诱导表达系统过量表达来实现的。
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Secondly, on the basis of the analysis of the spatial-temporal feature of background and infrared targets in infrared sequence, a method for clutter suppression and noise removement based on the association of spatial self-adaptating Two Dimensional Least Mean Square background predict and temperal Higher-Order Cumulant is presented, and its improved version suitable for strong edge rejection and gaussian noise suppression is proposed.
然后针对红外图像序列中弱小目标和背景的空间和时间特性,提出了一种空域改进的自适应二维LMS背景预测和时域高阶累积量相结合的杂波抑制和滤波降噪的预处理方法,理论和实验结果表明,该方法对于抑制强起伏的红外背景杂波和去除高斯噪声的影响非常有效。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力