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3篇 您的检索式:作者名="Lin Xiqiang"
    题名 作者 年代 出处 被引量
1STATIC SHAPE CONTROL OF LAMINATED PLATE CONTAINING PIEZOELECTRIC PATCHES显示文摘By applying the Heaviside function,the equations governing laminated plates possess-ing spatially distributed piezoelectric patches have been established.Based on these equations,staticshape control of laminated plates is discussed.By using a genetic and collocation algorithm,the opti-mal locations and scales of these piezoelectric patches have been selected.Numerical examples are pre-sented to illustrate the efficiency of the algorithm and the piezoelectric actuators.Lin Xiqiang Ren Junguo 1998Acta Mechanica Solida Sinica1998,11,2:1
2Construction of a high-density genetic linkage map and identification of flowering-related QTL in erect milkvetch(Astragalus adsurgens)显示文摘Erect milkvetch(Astragalus adsurgens)is a perennial legume forage crop with economic and ecological value in livestock grazing and soil-erosion control in arid and semiarid areas worldwide.Genomic information and molecular tools to support breeding and research in the species are limited.The objectives of this investigation were to map its genome using DNA markers and to identify quantitative trait loci(QTL)in the species.An F1 mapping population of 250 plants was developed from a cross between two parents with differing flowering-related traits.A high-density genetic linkage map containing 4821 markers on eight linkage groups(LGs)with a total genetic length of 1395 cM and a mean interval of 0.29 cM between adjacent markers was constructed with SLAF-seq technology.Comparative genomic analyses revealed the highest genome sequence similarity(8.71%)between erect milkvetch and Medicago truncatula,followed by Glycine max(7.65%),Cicer arietinum(7.53%),and Lupinus angustifolius(5.21%).A total of 64 significant QTL for flowering-related traits on six LGs were detected,accounting for 9.38 to 19.1%of the associated phenotype variation.Five and 48 key candidate genes for floret number and inflorescence length were identified based on the Glycyrrhiza uralensis genome.These candidate genes were involved in ubiquitination/degradation,pollen development,cell division,cytokinin biosynthetic process,and plant flowering.These findings shed light on the regulation of flowering traits in erect milkvetch and provide genomic resources for future molecular breeding of the crop.Wenlong Gong Lin Ma Qiu Gao Bao Wei Jiangui Zhang Xiqiang Liu Pan Gong Zan Wang Guiqin Zhao 2022The Crop Journal2022,10,4:0
3The Rhythm of Earthquake Activity and an Analysis on the Earthquake Tendency of the World, the Chinese Continent and North China显示文摘Based on the Morlet complex wavelet transformation,the authors put forward a kind of new method for distinguishing periods of seismic activity and quietude and a new physical thought on the time-dependent wavelet accumulation energy spectrum with periods, the time-frequency distribution of wavelet vibration period spectrum and period-specific wavelet vibration spectrum. By applying the above methods to a time series which is composed of earthquake accumulation energy per year for the world, the Chinese continent and North China, respectively, we obtained some new information about the rhythm of shallow earthquake activity. Considering the historic earthquakes and the rhythm characteristics of current strong earthquake activity, the earthquake tendency in the next years is discussed.Liu Xiqiang Lin Huaicun Huang Yun Li Hong 2005Earthquake Research in China2005,19,2:0
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