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- Attribute recognition theoretical model is a mathe matical model which is put forward in recent years. 属性识别理论模型是近年来提出的数字模型，它已在环境质量评价中有所应用。
- Moreover,the mathe matic model of the piercer rolling pressure is analyzed by the writer. 分析了穿孔轧制压力的数学模型。
- The paper describes the optimal design mathe matical model establishing of main parameters and the choice of optimal method about internal gear slotting cutter. 文章论述了直齿内齿轮插齿刀主要参数优化设计数学模型的建立,优化方法的选择,并通过实例计算验证了内插齿刀的主要参数得到优化。
- This paper is aimed to find a mathe matical expression of the movement of a track shoe on the ground so that the tra ck turning trace can be analyzed with a computer. 我们可以给出一些判断条件来确定某个履带板在任意时刻有哪些部分剪切新土，以便对剪土阻力矩进行计算。
- He excel in mathe matics, and not in English. 他长于数学;而非英语.
- In this paper, a mathe matical mode l for calculating the air demand of the aerator is established, and the target m athematical function for optimizing the shape of the aerator is proposed. 建立了计算掺气设施水力特性的数学模型和挑坎掺气槽坎高的优化目标函数,对原型掺气槽的体型优化进行了研究。
- matic Statistics \[ M \] . Beij ng : Meteorological Press , 1999. 凤英.;现代气候统计诊断预测技术\\[M\\]
- Keywords hot rolling;structure;property;mathe matical simulation; 热轧;组织;性能;数值模拟;
- Keywords delayed coking;optimization;mathe matical models;simulation; 延迟焦化;优化;数学模型;仿真;
- These are some indigestible statistics. 这是些很难理解的统计资料。
- Keywords foam;component drive;mathe matical model;displacement mechanism;physicochemical phenomenon; 泡沫复合驱;数学模型;驱油机理;物化现象;
- I happen to have the official statistics with me. 我碰巧身边有官方的统计数字。
- Get me a printout of the statistics. 给我一份打印出的统计资料。
- Keywords Fracture （rock）;Dissolved ca ve;Carbonate reservoir;Fracturing fluid;Leak-off;Mathe matical model; 裂缝（岩石）;溶洞;碳酸盐岩油气藏;压裂液;滤失;数学模型;
- Mary's vital statistics are38-24-38(inches). 玛丽的三围是38－24－38(英寸)。
- The math exam was a clay pigeon. 数学考试非常容易。
- He spent hours poring over the statistics. 他花了数小时钻研这些统计数据。
- He is a professor of statistics. 他教授统计学。
- He is not interested in math in the least. 他对数学一点都不感兴趣。
- The statistics were given in parenthesis. 统计数字在括号里。
