1) splice site
剪切位点
1.
Based on the conservation of nucleotides around the splice sites,the compositional feature and the existence of reading frame with 3-periodicity in coding sequence, the complete sequences of the eukaryotes genomes can be grouped into three kinds: introns, exons and intergenic DNA.
基于剪切位点附近序列的保守性,序列的组分特征和编码序列阅读框存在三周期性,三种序列的标准离散源由序列上64个三联体的概率和5′端与3′尾剪切位点附近(共30位点)上4个碱基的概率,共184个参数构成。
2.
Based on the conservation of nucleotides around splice sites,and the compositional feature and the existence of reading frames with 3-periodicity in a coding sequence,the complete sequences of the 5 model species genomes are grouped under three kinds:intron,exon and intergenic DNA.
基于核酸序列在剪切位点上保守性、组分的不同和编码序列阅读框架的3周期性,模式生物全基因组序列分为外显子、内含子和基因间序列三类。
3.
Based on the conservation of nucleotides around splice site, the compositional feature and reading frame with 3-periodicity in coding sequence, the three kinds of the sequences are predicted by use of the least increment of diversity (LID), in which different parameters of the diversity sources were chosen.
基于基因组的全序列剪切位点附近序列的保守性,序列的组分特征和编码序列阅读框存在三周期性,在对序列进行长度分布统计之后,通过不同的参数选取方法构建离散源,利用最小离散增量方法对序列类型进行预测,比较得到离散量和离散源的参数选择之间的最优化结合点。
2) cleavage site
剪切位点
1.
The main purpose of this paper is to introduce the characters of protein signalpeptide, then discuss and try to identify the signal peptide and its cleavage site withmathe.
本论文的主要目的在于介绍蛋白质信号肽的特征和性质,并在此基础上利用数学方法对信号肽和信号肽的剪切位点进行讨论和预测。
2.
Finally,we predicted 258 miRNA:target binding partners, and identified the cleavage sites of six out of ten miRNA targets by modified 5\' RACE.
另外,本研究利用Hitsensor软件,预测出63个miRNA与83个靶基因之间的258对互作,并对其中10个互作对进行了验证,证实了其中的6个互作对,并确定了靶基因的剪切位点。
3) Recognition of splicing site
剪切位点识别
4) four-point shear test
四点剪切
1.
The experimental results of four-point shear tests on concrete specimens are presented where the broken surface of concrete specimen.
本文分析了混凝土四点剪切加载试件的断裂性能,计算了断裂韧度、断裂能等相关参数,并通过扫描电子显微镜对断口形貌观测,运用分形理论计算了此类断口的分形维数,分析了 型断裂断裂能和分形维数之间的关系。
5) shear displacement
剪切位移
1.
Based on the assumption that the frictional resistance and shear displacement was nonlinear variation,and the soil had nonlinear elastic behavior,the equation of shear stress and shear displacement was made out by shear displacement transfer method.
假定锚侧摩阻力与剪切变形呈非线性变化,考虑锚侧土体在影响区域内符合非线性弹性理论,运用剪切位移传递法,建立了抗浮锚杆计算模型,推导了锚侧剪应力与剪切位移的关系式。
2.
The relationships among shear displacement,aperture and flow are discussed.
对充填砂裂隙进行控制位移的剪切渗流实验,结合充填砂的物性,揭示了岩体裂隙发生剪切位移时的渗流规律,并对剪切位移与隙宽、剪切位移与流量、隙宽与流量的关系进行了探讨,提出了砂粒的微小扰动与孔隙比(隙宽)的增加是影响裂隙流量的主要因素。
3.
In this paper, a new method is proposed to establish nonlinear relationship between normal aperture and shear displacement in joint shear tests, which is described by a BP neural network NN( n,h 1,h 2,1).
通过建立一个多层神经网络模型ＮＮ（ｎ，ｈ１，ｈ２，１），探讨了描述节理开度与剪切位移之间的非线性关系和尺度效应的新方法，由小尺度试件节理的实测数据建立的非线性模型可以推广地预测出较大一些尺度试件的节理开度值。
6) shear positioning
剪切定位
补充资料：百分位点
分子式：
CAS号：
性质：又称百分位点。若概率0<p<1，随机变量X或它的概率分布的分位数Za。是指满足条件p(X>Za)=α的实数。如t分布的分位数表，自由度f=20和α=0.05时的分位数为1.7247。
CAS号：
性质：又称百分位点。若概率0<p<1，随机变量X或它的概率分布的分位数Za。是指满足条件p(X>Za)=α的实数。如t分布的分位数表，自由度f=20和α=0.05时的分位数为1.7247。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条