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In incorporation with Jilin province science and technology department item "Study of Industry Technological Advance Systemic Effect and Frame of Jilin Province industry Technology Incidence Establishment", about national interindustry incidence relation ,research is carried out in the paper as follows:On the base of national 1997 years input-output production table ,figures out direct consumption matrix of coefficients and matrices of middle input rate.

本文结合吉林省科学技术厅课题《产业技术进步系统效应及吉林省产业技术关联表编制框架研究》对我国的产业关联关系做了如下研究：在我国1997年投入产出表的数据基础上，计算出直接消耗系数矩阵及中间投入率矩阵，并将图分析法用于产业间关联关系的研究中；在计算完全消耗系数矩阵后，计算出各产业部门的感应度系数和影响力系数，并做了波及效果分析；本文经过对各种测算技术进步方法的比较，首次采用前沿生产函数中的数据包络分析方法分析投入产出模型中的产业间技术关联；机械设备制造业具有较高的物质关联性和技术关联性，同时波及效果显著，把含有高新技术的机械设备制造业作为主导产业发展，可以提高整个工业的技术装备水平。

Based on the TM image of the oases in Liangzhou District and Minqin county in middle and lower reaches of Shiyang River in 1986 and 2000,this paper calculates the transformation matrix of the landscape mosaics,and analyzes the relationship between the land use changes and the dynamics of runoff and groundwater resource and their exploitation in the two oases .

根据1986年和2000年的TM影像数据，利用地理信息系统技术通过景观斑块的转移矩阵计算，分析了石羊河流域凉州区和民勤两个典型绿洲近15年来的土地利用变化；并利用不同时期中下游绿洲水资源量和开发利用程度，结合种植业结构，分析了该区域水资源利用动态变化。

B In this paper, we mainly study the condition of reduced matrix for the operator which can not be diagonalized.

然后着重讨论了当约化矩阵M不可对角化时的情形。

A class is to print to a linear and mechanical paper, that is, according to the force of impact to complete the printing work known as bumping printers, typewriters and line printer is its typical products, is the use of a word processor and the dot matrix printer also belong to this category.

一类是不兵活字板滞性不天打印到纸上，即根据撞击的辛来完不败印字工息的称息击打式打印机，打字机和动打印机是其榜样产物，用於笔墨办理机和个人电脑的针式打印机也属于此类。

According to the characteristics of green product life cycle, this paper proposes a three-dimensional matrix structure for green product assessment.

2建立了基于全生命周期的绿色产品评价三维矩阵结构和综合评价系统框架。

In this paper,we presented a succinct method to obtain the unitary matrix in the representation transformation by the theorem form,gave the reasonable demonstration,and simultaneously confirmed the theorem accuracy by a concrete example.

以定理的形式给出了表象变换中获得幺正矩阵的一种简洁方法，并给予了合理的证明，同时结合具体实例验证了定理的正确性。

In this paper, we'll give a necessary and sufficient condition for the existence of the weighted Moore-Penrose inverse of a matrix over a ring and generalize it on a semiring.

本文给出一般含幺环上矩阵加权Moore-Penrose逆存在的充要条件，并将其推广到一般半环上。

In this paper, well give a necessary and sufficient condition for the existence of the weighted Moore-Penrose inverse of a matrix over a ring and generalize it on a semiring.

本文给出一般含幺环上矩阵加权Moore-Penrose逆存在的充要条件，并将其推广到一般半环上。

Using the powerful calculation capability of MATLAB for matrix,and adopting vector ring and vector chain equation,the paper calculates and imitates the characteristic of kinematics and kinetics about equivalent force model of plane machinery.

利用MATLAB软件对矩阵强大的计算能力，采用矢量环与矢量链方程对平面机构的等效力学模型的运动学特性和动力学特性进行计算仿真，主要针对机构的速度波动特性进行了仿真和分析。

In the spatial domain,the paper presents a new way of deriving a space transform matrix by chaotic series.

在空间置换加密级，给出了一种将混沌序列转换为空间置换矩阵的新方法。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。