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Yunnanensis indicate that there must have been or be extensive introgression between them after the hybridization involving P. tabuliformis and P.

三种松树中共检测到4CL基因序列的两种类型和六个亚类型,高山松群体中没有发现杂种独特的类型或亚类型

Ither by hand, or using templates for CodeSmith, users can create attributed objects which they can simply serialize to/from the database with minimal work.

num表示封闭值域的类型,常常由程序语言作为一种数据类型直接支持,例如C,C#等。C#支持的enum在C的基础上提供了类型安全的能力,下面是用C#定义的性别枚举类型

In Section 2.2 (p. 40) we first used string literals and learned that the type of a string literal is array of constant characters. We can now be more explicit and note that the type of a string literal is an array of const char. A string literal is an instance of a more general construct that C++ inherits from C: C-style character strings .

在 第 2.2 节中我们第一次使用了字符串字面值,并了解字符串字面值的类型是字符常量的数组,现在可以更明确地认识到:字符串字面值的类型就是 const char 类型的数组。C++从 C 语言继承下来的一种通用结构是 C 风格字符串,而字符串字面值就是该类型的实例。

In the process of the producing amount of residents' family outgoing, by family type analysis the paper adopts the cluster analysis approach, K-cluster's method of mean value , with the aid of the statistics software,to determine and divide the family outgoing types with different similarity standards, thus realizing the practical operation of the family's types.

在运用类型分析法对居民家庭出行产生量进行预测的过程中,可以运用聚类分析法来划分出行家庭的类型,快捷地实现家庭类型划分的实际操作过程。运用聚类分析法的思想,采用K-均值聚类方法,辅助统计软件的计算手段,以不同的相似度标准来确定和划分出行家庭类型

As a result of analysis to many of the results of experiment, checked up on specimens, field investigation and combining with the theories of palaeobotany, comparative morphology, evolutional morphology of vascular plants and taxonomy, it can be concluded as following: the primitive sorts of Cycadaceae are the sorts that pinnate leafs are dichotomy; among these, the sort that pinnate leafs are tripinnate-dichotomy is most primitive, from this sort gradually evolve to bipinnate-dichotomy, to only for monopinnate-dichotomy, from this sort evolve to the sorts that pinnate leafs are simply pinna; among the sorts of simply pinna, the species that segments of megasporophyll possess much more triplicate to monodichotomy are most primitive.

经过大量的实验结果分析、查阅标本和野外调查,结合古植物学、比较形态学、演化植物学和分类学等理论进行分析,认为苏铁科原始的类型为羽叶呈二歧状分叉的种类,其中最原始的又是羽叶呈三回二歧状分叉的种类,从这个羽叶类型逐渐演化出一回二歧状分叉的羽叶类型,再演化出羽叶为单羽状的类型;而单羽状叶的类群中,又以大孢子叶侧裂片具三回、二回及一回二歧状分叉数量多的种类为最原始,而侧裂片二歧状分叉数量少的为较进化,侧裂片无二歧分叉的如拳叶苏铁类为最进化的种类。

In this paper, we study the decreasing types of the output of oil field opened by pouring water and the successive approximation method of its solution in mathematics and seepage flowing mechanics.

从数学和渗流力学概念对注水开发油田产量递减类型和判别求解方法进行了研究,提出产量递减类型应为指数递减和双曲线递减两种类型;双曲线递减的递减指数n的变化范围应为0<n<∞;递减类型判别和递减参数求解方法可以根据最小二乘法原理,采用数学逐次逼近法直接求解产量随时间递减的关系式。

There are bands of Triticum and Elytrigia in Tritielytrigia, they are new octoploid types that be different from Triticum and Elytrigia.

小偃麦兼有小麦和天蓝偃麦草的酶带,是不同于小麦和天蓝偃麦草的八倍体新类型。5个小偃麦划分成两种不同的类型,中_1和中_2属于第一种类型,中_3、中_4和中_5属于第二种类型

The researchers already knew that different types of bacteria build their own versions of the enzyme pantothenate kinase, which are called Types I, II and III.

研究者已知不同类型的细菌有自己特有的泛酸激酶,称为类型I,类型II,类型III。

The variable can be of any type that can be converted to bool, which means it can be an arithmetic or pointer type.

变量类型可以是任何可转换为 bool 型的类型,这意味着它可以是算术类型或指针类型

Then reclassify those protein domains based on the study of protein folding, which means the SSE contents, their arrangement orientation and connections.

折叠类型的结构比对研究使用结构比对算法对LIFCA进行了同种折叠类型在结构上的差异性研究,以结构比对为基础得到了折叠类型的多序列比对结果,用于建立折叠类型的模型。3。

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推荐网络例句

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了

The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.

世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。