多级的

A control system of step motor that enable operator to control displacement and adjust velocity discretionarily was designed, using the TMS320LF2407 chip and the step motor drive.

本文从工程应用的角度出发，以TMS320LF2407 DSP芯片作为控制核心，结合专用步进电机驱动器，设计了一套可同时控制8个电机，且具有位移控制和多级调速功能的步进电机控制系统。

Chapter 2, we design a kind of X-band doubler, introduce a kind of multiple doubler, and that is realized step by step, in this thesis, we adopt 22432 to get microwave output.

第二章一种X波段微波倍频器的设计，我们采用了多级倍频的方式得到输出频率。

In this paper, EDD is first utilized for interferential multispectral image data de-correlation, and a corresponding 2-D decomposition structure is presented as well.

本压缩算法首先利用经验数据分解方法去除干涉多光谱图像数据的相关性，并提出对应的二维多级分解结构。

The system is used to analysis the forced vibration, self-excited vibration and the propagation of disturbance in turbomachinery. Some conclusions are gained.

应用该套分析系统来分析叶片流体激振的受迫振动，自激振动和振荡流在多级叶排中传播的安全性问题，在具体应用中得到以下结论： 1。

The result are important to the engineering design and industrial application of multi-stage stirred franks.

此规律对多级搅拌釜的工业设计具有重要的指导意义。

The paper reveals the relation between linear AND-OR gate and the Emitter Function Logic. With theoretic calculation and PSPICE simulation, the paper proves that the linear AND-OR gates can work at super-high-speed and can be multi-cascaded.

摘要本文指出了线性"与或"门与发射极功能逻辑的联系，通过理论计算与PSPICE模拟证明了线性"与或"门的极高速工作特性和可多级级联工作能力。

It was found that TPS4-1 was a polysaccharide-protein-nucleic acid conjugate by using the methods of UV, IR, NMR, HLPC, GC, gelose electrophoresis, periodate oxidation, smith degradation.

通过吸附柱层析、离子交换柱层析和葡聚糖凝胶柱层析等多级层析纯化的方法获得了茶多糖的相对均一组分TPS4-1。

In general cases, state equation for the multiple cascaded networks can be established with the method of state equation, but it is very difficult to resolve it.

一般说，利用状态方程法是可以为多级级联网络建立状态方程的，但求解状态方程是困难的。

In order to prove the validity and applicability of the theory, the research on swing-up and handstand control of multi-link pendulum was carried out. A series of remarkable research results were achieved.

为检验理论的有效和普适性，系统开展了对多级摆摆起倒立控制的研究，取得了一系列标志性成果。

The magnetized water washing device is composed of multi-stage magnetizers which are combined in series and an imperforate cylinder permanent magnet in center is alternatively combined with another permanent magnet with a through hole in center.

这种磁化水洗浴器由多级磁化器组成，各级磁化器成串组合，中心无孔的圆柱形永久磁体与另一种中心有通孔的永久磁体交替组合。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。