使用多级标题(h 1,h2，等等)结构化页面内容。
Structuring page content with heading levels (h1, h2, etc.).
将多级燃气涡轮的设计问题表述为其空气动力学损失和质量为极小化目标的多目标非线性数学规划问题。
The problem of multistage design of gas turbines is formulated as a multiobjective nonlinear programming problem with the objective functions of minimum aerodynamic loss and total mass of the turbine.
在此基础上，利用面向对象技术，给出了多级继承的数字化产品模型。
Using the technology O-O, a multilevel inherited product model based numeralization is presented.
介绍了叶轮机虚拟样机技术、多级轴流压气机数值仿真和叶轮机与发动机一体化设计。
In this paper, virtual prototype technology of turbo-machinery, multistage axial flow compressor numerical simulation, and integrated design of turbo-machinery and engine have been introduced.
介绍了一种基于单片机系统的多级菜单模块化编程方法。
A multi-level menu modularization programming method based on single-chip microcomputer system is introduced.
运用结构化模型方法，建立了影响城市轨道交通线网规模因素的多级递阶结构图。
The hierarchy figure of factors, which affected urban railway transit network scale, was established by the structure model method in system engineering.
系统以工控机和PLC为中心，配以高性能的模块化外设组成一体化的计算机多级控制系统；
The multilevel control system bases on PLC and industry control computer, which is made up of high-quality periphery modules.
它可提供多级安全功能和个性化技术。
It can apply various levels of security features and personalization technologies.
为实现玻壳缺陷检测的自动化，本文对基于机器视觉的玻壳缺陷多级自动检测方法进行了研究。
In the thesis, multiple-grade detecting method by machine vision is studied in order to inspect the defect of glass-bulb automatically.
为实现玻壳缺陷检测的自动化，本文对基于机器视觉的玻壳缺陷多级自动检测方法进行了研究。
In the thesis, multiple-grade detecting method by machine vision is studied in order to inspect the defect of glass-bulb automatically.
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