自动地

Using digital imaging cassette to record firingeffect instead of film cassette will effectively improve interpretation efficiency,precision, training quality and make automatic interpretation possible.

记录射击信息的数字影像可以有效地提高判读效率、精度，并为计算机自动判读奠定基础。

The matching device automatic test-board is the checking tool checked the matching device capability, precision and reliability are the technique of the the matching device, the precision is the precondition of checking the matching device, the reliability is credibility degree of the decision checking consequent.the topic in view of the existing technique level, the main factors, which influence the measurement precision of the large scale test system, are analyzed in this paper, and the solutions improving the precision are put forward.1 using the multi-channel independent ac to transfer dc module, the power supply of the digit part and the simulation part is discerption, reducing the crosstalk between the digital signal and the simulated signal;2the feedback self-checking module is constructed by singlechip compositive 16 high accuracy a/d , established a closed-loop control system through this module and improved system's overall precision effectively.

匹配装置自动测试台是检测匹配装置性能的检测工具，其重要的技术指标是精度与可靠性，其高精度是作为检测匹配装置的前提，可靠性是决定了检测结果的可靠度。本课题针对现有的技术水平，分析了影响大型检测系统测量精度的主要因素，提出了提高精度的具体方案和办法：1采用了多路独立交流转直流模块，数字部分与模拟部分分开供电，减小了数字信号与模拟信号之间的串扰。2利用单片机集成的16位高精度a/d构建了反馈自检模块，通过该模块建立了一个闭环控制系统，有效地改善了系统的整体精度。

Direct current is rejected: When the electricity owes and presses the trouble in the city, it will be too automatic to supply power disconnectedly at all that the direct current of connecting with end of direct current is rejected, direct current rejects and can provide the signal while discharging, if discharge to the terminal voltage, will change over to and prepare against the electricity to run in system, while closing to stopping discharging the voltage, the system will provide the signal of warning.

直流屏：在市电欠压或故障时，与直流端相联的直流屏就会自动毫无间断地供电，直流屏放电时会给出信号，如果放电至极限电压，系统就会转入备电运行，在接近终止放电电压时，系统将给出警示信号。

The main objective of this dissertation was to develop methodologies with capability of engineering application for simulating flow in fractured rock using discontinuum models. The study work includes three parts. In the first part, numerical methodology of three-dimensional discrete fracture network model casing on hybrid BEM-channel was presented, and the technique for improve the model's computing efficiency was also studied. Firstly in this part, computer simulation methodology based on the Baechermodel for generating network of discrete fractures was presented, which includes the follow details: probability distributions of fracture density,orientation, trace length, size, and aperture and estimation of their statistical parameters; stochastic models of fracture network; Monte-Carlo's simulation method; numerical simulation procedure and technicality.

给出了离散裂隙网络模型所依据的基本假定；发展了基于Baecher模型的离散裂隙网络计算机随机生成技术：详细地推导了单裂隙渗流和多裂隙相交网络渗流的边界单元法公式，发展了离散裂隙网络中稳态渗流的边界元数值技术，并且讨论了相关的具体数值技术细节，如角点的处理方法，单元的自动剖分等：描述了混合边界元—管流模拟方法及其数值实现；研究了裂隙网络的简化方法，并针对裂隙网络边界元法的特点提出了一种改进的分块三角分解法。

Moreover it is very difficult to confirm the divided difference interval rightly.

自动微分是一种新的能精确而有效地计算导数的方法，它优越于传统的微分方法。

People may eat shelled peanut in a space ship like a fish taking food in water. When you open your mouth and draw a breath, the peanut will flow into your mouth because it is floating in the air.

人在这里可以像鱼儿在水中觅食一样地吃花生米，因为它是飘在空中的，你只要一张嘴一吸气，它就会自动"流"进嘴里了。

The test shows that the device can adapt the driftage of whole linear operation section and the driftage of center of linear operation section, the output signal has a noisy tolerance as digital circuits. self-adapted angle ; displacement ; data conversion ; MCU

本文设计的自适应角度位移传感变送器在使用中可以自动适应各种变化因数，能够直接对传感器的输出信号进行A/D转换从而有效地解决上述问题。1角度位移传感器以型号为CP-2U T(2U)的磁敏角度位移传感器为例，转轴的旋转范围

With the rapid development of the technology of computer and automation, and the demand of the product locale, the computer control system is widely used in the manufacture of aluminum electrolytic and the efficiency is improved and the life-span of the aluminum electrolytic cell is increased.

随着计算机和自动化技术的发展，以及生产现场的需求，以计算机为核心的自动控制系统已经被广泛地应用于铝电解的生产过程控制，提高了铝电解的生产效率、延长了电解槽寿命。

The intellectualized electromobile anticollision system is build up by infrared ray distance measurement,monolithic machinecontrol,acousto-optic warning,hydraulic pressure braking and SO on,which have simplicity structure and easy to link with new or oldelectromobil.When before the dangerous of crash,it can stop quickly and placidly.This avoide the accident of electromobil crash cornpletely and reduced economic losses and social influence infinitely.Which have improved coal mine safety quotiety and productivity andis the preferred scheme for pit transports.

由红外线测距、单片机控制、声光报警、液压制动等单元组成的智能化电机车防撞系统，结构简单，与新旧电机车安装连接方便，当发生撞车危险前能够自动实现迅速而平稳停车，彻底避免煤矿井下轨道运输过程中发生的电机列车相撞事故，极大地降低了因此造成的经济损失和社会影响，提高了煤矿的安全系数和生产效率，是煤矿井下大巷轨道运输的首选方案。

A 40Hz event related potentialdetecting system is introduced here. The system employs the elliptic—type filters which have excellent edge features to extract signals of narrow band frequency . It exploits the correlation—threshold method proposed by us to cancel the musc1e artifacts.

详细介绍了我们建立的一套 40 Hz ERP(4 0 Hz事件相关电位)信号检测系统，该系统使用边缘特性最好的椭圆窄带滤波器提取窄带信号，采用我们提出的相关域值法很好地剔除了肌电干扰，并在微机上实现了实验自动化和结果自动统计。

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。