在株型性状方面，三交种与对照相比，普遍表现为正优势，可见三交育种能改变水稻的株叶形态。
In aspect of plant type traits, three way-cross combination behave positive predominance comparing CK, it is obvious that the breeding of three way-cross can change plant type.
结果表明，三交种株高、叶绿素含量、穗长等性状与单交种的变异系数差异不显著，但群体抽穗历期延长；
The variation coefficient of TCH was similar to CKs in plant height, chlorophyll content, panicle length, and so on. The heading duration of TCH population was longer than those of CKs.
抗旱鉴定结果表明，水早稻三交种的抗旱系数为51.21%，高于两对照单交种的44.8%和25.88%。
The drought-resistance coefficient of three-way hybrid was 51.21%, higher than related single cross hybrid's 44.8%, 25.88%.
每周有三种不同类型的家庭作业，一般是一周以后交作业。
There are three types of home assignments given on a weekly basis.
本文提出一种方法利用体积交技术由物体的正交三轮廓图生成它的线性八元树。
This paper gives a method to generate a linear octtree of an object from its three orthogonal views using the volume intersection technique.
特别的，文中给出了证明单项式空间曲线都是集合论完全交的第三种方法，从而简化了这一结论的证明过程。
In particular, the thesis points out that the third method to show that all monomial space curves are set-theoretic complete intersections, thus simplifying the process to come to this conclusion.
本文采用一种新型的三层神经网络，即隐蔽层具有知识神经元的神经网络(NNKBN)模拟带状线电路中的十字交越不连续性。
A novel three-layer neural network with knowledge-based neurons (NNKBN) in hidden layer has been applied to model the crossover discontinuities in stripline circuits.
本文介绍了图解截交线的三种方法，中心投射法、平行斜投射法、弧线投射法。
Three approaches to the graphic representation for lines of intersection are introduced in this article, namely, central projection, parallel skew projection and arc line projection.
介绍了三相异步电动机的直轴和交轴模型的建立方法，并利用MATLAB语言对两种模型进行仿真，仿真数据包括定子电流、电磁转矩以及转速。
Introduces a constituting method for A-axis and D-axis models of three-phase asynchronous motor. Simulating for those two models by MATLAB language.
分期交付分为半年交、季交和月交三种方式，保险费到期日分别为本合同半年、季和月的生效对应日。
The premium may be paid semiannually, quarterly or monthly, and the premium expiration date is the corresponding day of semiannual, quarterly or monthly effective date of the Contract, respectively.
根据原型结构实测数据的分析，本文把直立结构的挤压冰荷载分为三种不同的模式：准静态冰力、稳态交变冰力以及随机交变冰力。
Based on analysis of the field tests data, crushing ice forces on vertical structures are classified into three modes: quasi static ice force, steady state dynamic ice force and stochastic ice force.
实践中形成的改良混合选择法是把自交、单株选择、混合留种三种常规的育种方法有机地结合起来，使之成为育种过程中的3个步骤。
The modified method of mixing selection comes from practice. It gangs 3 breeding methods as self-cross and plant selection and mixing save seeds together, and forms 3 paces in the course of breeding.
首先介绍了一种光线与三角形求交的简洁算法。
First of all, a minimum storage ray triangle intersection was introduced.
交模型是一种表达三维空间拓扑关系的常用方法，但存在着冗余度大等问题。
A nine-intersection model is a common one used to represent the topological relations between 3d spatial objects, but it has a problem of great redundancy.
之后采用三维有限元方法求取了转子在不同轴向位置时电机的交直轴电感，得到了该种电机交直轴电感参数的变化规律；
Then the variation of direct axis and quadrature axis inductances was obtained by 3D finite element method for the taper permanent magnet motor with the taper rotor at different axial locations.
之后采用三维有限元方法求取了转子在不同轴向位置时电机的交直轴电感，得到了该种电机交直轴电感参数的变化规律；
Then the variation of direct axis and quadrature axis inductances was obtained by 3D finite element method for the taper permanent magnet motor with the taper rotor at different axial locations.
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