Permeability of coal bed is one of the critical factors involving coal bed structure and development of cleating.
其中煤层的渗透性是关键因素之一，包括煤体结构和割理发育程度两个方面。
The structure and development of the peripheral lymphoid tissues of Silky fowl were investigated by light microscope.
在光镜水平上，以部分组织器官为对象，对乌骨鸡外周淋巴组织的发生和结构进行了研究。
The first chapter introduces DSP's characteristics, performance index, hardware structure and development tools of software.
第一章介绍了DSP的特点、性能指标、硬件结构及软件开发工具。
Under the optical microscope, the structure and development of the epidermal hairs on the leaves of some mangroves and coastal plants growing at Daya Bay regions are studied in this paper.
光镜下观察研究了大亚湾地区部分红树林和海岸植物叶片的盐腺(腺毛)和非腺毛的结构及部分种类的发育过程。
This paper mainly studied the structure and development of the tower simulator visual system from a practical viewpoint, and on the project example of Latvian Riga airport tower simulator.
本文主要从实践的角度研究塔台模拟器视景部分的构建与实现，关于它与主体控制模块的衔接也进行了一定分析，并以拉脱维亚里加机场为具体研究模型。
This paper mainly studied the structure and development of the tower simulator visual system from a practical viewpoint, and on the project example of Latvian Riga airport tower simulator.
本文主要从实践的角度研究塔台模拟器视景部分的构建与实现，关于它与主体控制模块的衔接也进行了一定分析，并以拉脱维亚里加机场为具体研究模型。
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