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Relationship between South Asian High and Characteristic of Precipitation in Mid-and Lower-Reaches of Yangtze River and North China;

长江流域、华北降水特征与南亚高压的关系分析

Relationships between South Asian High and Summer Rainfall in North China;

南亚高压与华北夏季降水的关系

Circulation Indices and Distribution Characteristic Quantities of Summer South Asian High;

夏季南亚高压环流指数及分布特征量研究

Effects of sub-high temperature in daytime from different stages on tomato photosynthesis and yield in greenhouse;

昼间亚高温处理时期对日光温室番茄光合作用与产量的影响

Effects of short time sub-high temperature treatment and its recovery on photosynthetic characteristics of tomato(Lycopersicon. esculentum Mill.);

短时间亚高温处理及其恢复对番茄光合特性的影响

Based on existing test methods of sulfate attack concrete,the test method of sulfate attack concrete under sub-high temperature environment was put forward,and the specimen size,the sulfate solution and concentration and the macroscopic and microcosmic index are determined.

在总结现有混凝土硫酸盐侵蚀试验研究的基础上,提出了考虑亚高温水淬与硫酸盐侵蚀双因素影响的亚高温环境下混凝土耐硫酸盐侵蚀试验方法,确定了试件尺寸、侵蚀溶液及其浓度、宏观和微观测试指标等。

The performance of existing blind source separation methods is highly affected by the non-linear contrast functions that are selected according to the distribution of original signals, and the separation results are not always ideal, especially for the mixture of super-Gaussian signal and sub-Gaussian signal.

对模拟信号的分离结果表明,该算法可以成功地分离混叠信号,同时与快速独立分量分析算法相比,该算法的性能对源信号的概率密度性质没有依赖,因而对亚高斯和超高斯信号的混合信号表现出更加优异的分离能力。

In this paper,sub-Gaussian random projection is introduced into compressed sensing(CS) theory and two new kinds of CS measurement matrix:sparse projection matrix and very sparse projection matrix are presented.

将亚高斯随机投影引入可压缩传感CS(compressed sensing)理论,给出了两种新类型的CS测量矩阵:稀疏投影矩阵和非常稀疏投影矩阵。

In order to separate super-Gaussian and sub-Gaussian signals,this paper uses high-and low-frequency coefficients of wavelet transform as smooth factors,then builds a signal-to-noise ratio objective function,which uses the denominator as prediction error and can be optimized to resolve separable matrix.

为了分离超高斯与亚高斯信号,利用小波变换的高低频系数作为平滑因子,建立以分母作为预测误差的信噪比目标函数,优化目标函数以求解分离矩阵。

Effects of forest canopy gap on Abies faxoniana seedling’s biomass and its allocation in subalpine coniferous forest of West Sichuan;

林窗对川西亚高山岷江冷杉幼苗生物量及其分配格局的影响

Population age structure of birch forests in the subalpine of the northeastern border of the Qinghai-Tibet plateau;

青藏高原东北边缘亚高山桦木林种群年龄结构

Temperature Dynamics of Soil and Air in Subalpine Betula platyphylla Forest in Western Sichuan;

川西亚高山白桦林内空气和土壤温度动态

Canopy interception of sub-alpine dark coniferous communities in western Sichuan,China;

川西亚高山不同暗针叶林群落类型的冠层降水截留特征

Experiment on Compound Super Adsorbent Polymers (SAP) for Vegetational Restoration in Sub-alpine Semi-arid Areas;

亚高山半干旱地带植被恢复保水剂试验研究

A Study on Dynamics of Plant Species Diversity and Soil Nitrogen of Sub-alpine Degraded Natural Forests at the Upper Reaches of Minjiang River in Western Sichuan, China;

岷江上游亚高山退化天然林恢复重建过程生物多样性和土壤氮素动态研究

Effect of Sub-high Temperature in Daytime from Different Phases on Produce of Tomato in Greenhouse;

不同生育期昼间亚高温处理对日光温室番茄生产的影响

Effects of sub-high temperature of daytime(35℃) on the phenophase,yield and quality of tomato in the greenhouse were studied.

研究了不同时期昼间亚高温(35℃)处理对日光温室番茄生产的影响。

The paucity of the avifauna of the Eurasian highlands (only 75 species breed regularly above the timber line) is determined by severe natural conditions and scarcity of food sources.

大多数欧亚高地鸟类的生活史特征有待于进一步研

Ozone Variations over the Tibetan and Iranian Plateaus and Their Relationship with the South Asia High;

青藏高原和伊朗高原上空臭氧变化特征及其与南亚高压的关系

Correlation Analysis between Anomalous Precipitation in Xinjiang and Monthly Mean Circulation Features of South Asia High in Summer;

新疆夏季降水异常与100hPa南亚高压月平均环流特征的相关分析

The Relationship Analysis between Ocean Temperature Abnormality in Indian Ocean and the Oscillation of South Asia High;

印度洋海温异常与南亚高压东西振荡的关系