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A simplified approximate calculation method is present in this paper for the central principal axis stiffness of numerical control processing.

这篇文章介绍了一种简化的近似计算数控加工中心主轴组件的方法。

Finally,it is indicated by the approximate calculation that thermal transfer coefficient for the mode Ⅰ is 2 times higher than mode Ⅱ.

通过近似分析表明，模式Ⅰ的空心砖传热系数是模式Ⅱ的3倍多。

An approximate calculation of quantity or degree or worth.

数量，程度或价值的大概计算。

With the experiment, the approximate calculation formulas about the rectangular scanning and the rectangular scanning area are derived.

实验证明了这种通信方式和扫描技术的可行性，为后续研究和实际应用奠定了良好基础。

In light of the practical needs of production and practical experience,an approximate mass calculation is offered under the above measuring conditions.

根据生产实际需要和实践经验，提出了在以上测量条件下的一种近似质量计算法，用该法对液化石油气的质量进行计算，精度可以满足液化石油气交接计量的要求。

Double-precision measurements of the bridge higher, but in terms of accession to the approximate calculation, and therefore will have a certain margin of error.

双电桥测量精度较高，但在计算中加入了近似计算，因此会产生一定的误差。

The approximate method for strength calculation by using the convex nature of failure surfaces.

利用破坏曲面的凸性的承载力近似计算。

design flow of river, urban flood control planning, approximate calculation

而城市建成区的排水形式一般都采用管网系统来进行有组织的排水。

Intergral approximate calculation is widely used in many practical projects.

0引言积分的近似计算是实际工作中最常碰到的数学问题之一，例如在原子能科学技术领域和武器装备论证时会出现许多复杂的单重与多重积分。

Based on force characters of the model, authors put forward the mathematical expression of approximate deformation curves and compared calculation curves with measured curves.

基于模型的受力特点，提出了近似变形曲线的数学表达式，并将计算曲线与试验观测曲线进行了比较。

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。