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This paper focuses on the methods, results and relating mathematic models of construction ration measurement referring to leader dredge bucket grooving machine and repeting sawing machine wielded on the sites of embankment foundation anti-leakage project.

长江重要堤防工程采用的新技术、新工艺、新材料、新设备层出不穷，本论文就基础防渗工程采用的导杆式抓斗成槽、往复式锯槽等新工法施工定额的测定的方法、成果以及所涉及的数学模型作重点论述。

A mathematic model, which deals with the relationship between maximum temperature of thick plate butt multipass welding and weld heat input, interpass temperature, ambient temperature and the distance of measuring points to heat source center, was founded using multivariant nonlinear regression analysis.

采用多元非线性回归的方法，建立了厚板对接多道焊的最高温度与焊接线能量、层间温度、环境温度以及测点到热源中心的距离之间的数学模型。

A mathematic model,which deals with the relationship between maximum temperature of thick plate butt multipass welding and weld heat input,interpass temperature,ambient temperature and the distance of measuring points to heat source center,was founded using multivariant nonlinear regression analysis.

采用多元非线性回归的方法，建立了厚板对接多道焊的最高温度与焊接线能量、层间温度、环境温度以及测点到热源中心的距离之间的数学模型。通过相关性检验、线性回归的显著性检验以及回归系数的显著性检验，证明了模型可行；同时分析了回归系数与测点到焊缝中心距离之间的关系。结果表明，它们之间的关系是一种非线性关系，而且呈现出了一定的变化趋势

Thus, simplified mathematic model is established on the basis of a, b, c three phase variables.

而且众所周知，电机的数学模型是多变量、强耦合的非线性系统。

In order to reduce the bleaching stage, the two stage bleaching of chlorine dioxide and hydrogen peroxide boosted by an activator was studied in this paper and the sequences were optimized with mathematic model.

本文探讨了蔗渣浆二氧化氯和添加活化剂的H2O2两段漂白，在有效氯用量12kg/t，H2O2用量12kg/t，活化剂A用量1.5kg/t的情况下，D两段漂白可以达到DD三段漂白(有效氯、NaOH和H2O2用量分别为30kg/t、13kg/t和1kg/t)相同的白度和粘度。

Chapter Eight concludes the achievement of this dissertation, and some problems will be answered through more discussions. To sum up, this dissertation argues that Liber Abaci has three kinds of features, i.e., a rich content Mathematic, a variety of mathematics cultural exchange, and the dissemination diversify.

斐波那契注重问题求解，以设计出尽量简单的算法求出解答为目标，利用欧几里得《原本》定理进行几何证明代数方法合理性的过程中，不追求逻辑论证的完美，而是凭藉巧妙的几何图形构造，简化计算过程，从而得到问题的解答。

ANNs are especially accomplished in solving complex nonlinear problems, and none of definite mathematic expressions should be needed.

它特别擅长处理复杂的非线性问题，而且不需要明确的数学表达式。

This essay firstly analyzes the economic and social advantages, which binged by the foreign exchange reserve, and budgets by mathematic ways the amount of the best foreign exchange reserve in 2004. The last conclusion is: the foreign exchange reserve of our country is not enough.

本文对充足外汇储备给我国经济和社会带来的有利之处进行了理论上的分析后，又采取数学方法对我国2004年最佳的外汇储备数额进行了测算，得出了一个结论：我国的外汇储备并不多。

In this paper, the theory and mathematic model of infrared temperature measurement was established according to the principle of blackbody radiation .

从黑体辐射原理出发分析了红外测温的工作原理，推导了它的数学模型，描述了物体的辐射功率与波长、温度之间的关系，即红外测温必须根据实际测温范围，选择不同的工作波长。

In this paper, the UPFC mathematic model was builded up and the fuzzy control strategy of UPFC was proposed.

本文建立了UPFC的动态数学模型，提出了UPFC的模糊控制策略。

Objective:To explore the feasibility of laparoscopy in diagnosing and treating of abdominal diseases.

目的：探讨腹腔镜用以诊断腹部外科疾病及选择治疗方案的可行性。

The lifetime of nylon 1010 and nylon 1010/POSS composites decreased with increasing temperature.

热重-红外联用分析表明尼龙1010在氮气气氛下的降解产物主要为小分子的低聚物，POSS并不改变尼龙1010降解产物的组成。