基础网络体系结构可分为三个层次(设备层、传输层和控制层)，其上还有服务层，我们将按照从下向上的顺序分别进行介绍。
The underlying network architecture can be divided into three layers (Device layer, Transport layer, and Control layer) plus the service layer and will be introduced from bottom to top respectively.
本文主要介绍了油轮单壳改造为双壳的典型结构、焊接顺序、线型光顺、质量控制等方面的主要工艺流程。
This paper introduces the main processes about typical structure, welding sequence, lines fairing and quality control etc. for the conversion from single-hulled tanker to double-hulled tanker.
针对公路工程中的桥涵结构物台背回填从材料选择、回填范围、回填顺序及回填工艺、质量控制等方面进行论述，并说明台背回填重要性。
This paper specified the material filling, range filling, sequence construct technique, and quality control on back - filling at abutment , and the importance of it.
本文介绍了铜阳极板定量浇铸和浇铸作业顺序控制系统的设计思想、控制系统结构、控制方式及其实现方法。
The system designing idea, the system structure, the control method and the realizing way of copper anode Platequantitative casting and casting operation sequence control are introduced.
本文主要针对在气动顺序动作控制中出现障碍信号的问题提出了采用步进块的解决方法，并对步进块的工作原理和结构进行了分析。
This essay mainly posed to adopt the stepper module method to deal with the obstacle signals in the pneumatic sequence control.
本文主要针对在气动顺序动作控制中出现障碍信号的问题提出了采用步进块的解决方法，并对步进块的工作原理和结构进行了分析。
This essay mainly posed to adopt the stepper module method to deal with the obstacle signals in the pneumatic sequence control.
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