Main field model的意思|示意

The utility model relates to a screw main shaft for a screw conveyer, which is a component used for material conveying in the mechanical field.

螺旋输送机螺旋主轴是应用于机械领域物料输送的部件。

Methods Infective disease transfer model were explored and the main principle and method of field epidemiological investigation were analyzed.

方法阐述传染病的感染和传播的基本模式，分析现场流行病学调查的基本原理和策略。

By means of numerical calculation, model test and field investigation the sedimentation of the underground culvert at the main irrigation canal in North -Jiangsu Province was analysed.

通过数值计算、模型试验和现场观测，对通榆河与苏北灌溉总渠立交地涵的泥沙淤积进行了综合分析。

The main error sources in the geomagnetic field model were introduced, too.

介绍了地磁场模型误差的主要来源。

So main researches in the field of mobile robot are focus on multisensor integration and fusion, world model, control architecture, path planning and knowledge learning etc.

因此，移动机器人系统涉及的关键技术包括多传感器数据集成与融合、环境建模、控制体系结构和路径规划以及学习机制等。

Since the 1900s, Stele Theory has becoming the main trend of the calligraphy field, Model Calligraphy has been marginalized, and they were received little attention by the calligraphers.

进入二十世纪，碑学成为书坛的主流，传统帖学开始走向边缘化，很少受到书家的关注。