电子学

The scheme makes use of strict collimation of the beams, full solid angle detection of the reaction products with a x y position sensitive ΔE E counter telescope, mixing trigger and pileup rejection to carry out the measurement of angular distribution under low beam intensity.

采取次级束的严格准直、反应产物的两维位置灵敏全立体角探测、抗脉冲堆积和混合触发电子学线路等一系列措施，成功地实现了低流强条件下反应角分布的测量。

Optical pickup is one of the kernels of optical storage industry. It is used for all kinds of optical storage systems widely. It consists of optical collimator system, optical focusing system, servo error signal generating system and the enforce element of servo system .

中文题名DVD光学读取头关键技术研究副题名外文题名 On key technology of DVD pickup 论文作者王继平导师阮玉学科专业物理电子学研究领域\研究方向学位级别博士学位授予单位华中科技大学学位授予日期2003 论文页码总数173页关键词DVD 光学读取头光盘光存储馆藏号BSLW /2003 /TQ597 /2 光学读取头是光存储产业的核心器件，它广泛应用于各类光存储设备中。

Institute of Electronics, Chinese Academy of Sciences, Beijing 100080, Ch ina

中国科学院电子学研究所，北京 100080

This technology has theadvantages of simplicity, accuracy, inexpensiveness, sensitivity and well-selectivity,and also can be compatible with DNA chips technology.

DNA电化学传感技术是一门涉及生物化学、电化学、医学及电子学等领域的交叉学科，具有简单、可靠、价廉、灵敏和选择性好等优点，并且与DNA生物芯片技术兼容。

In electronics, the product of an instanta neous voltage and the correspondent instantaneous current.

在电子学［技术］中，瞬时电压及其相应的瞬时电流的乘积。

Along with the power electronics technology's progress, the invertor hopes in the solar electrical energy generation and the active filter and so on new domain obtains the application along with the economic level enhancement, the automobile is becoming people's daily transportation vehicle gradually.

随着功率电子学技术的进步，逆变器可望在太阳能发电和有源滤波器等新领域得到应用随着经济水平的提高，汽车正逐渐成为人们的日常交通工具。

Spintronics is a new kind of technique, which makes use of magnetic moment of electrons instead of charge.

自旋电子学是一种新技术，它利用的是电子的磁矩，而不是其电荷。

ABSTRACT In recent years, science and technology of high speed and large capacity magnetic information store has been in the fastest develo...

高速、大容量磁信息存储科学与技术是近几年来固体电子学领域发展最快的领域之一。

The symbol of the jumping development of modern magnetic store science and technology is the discovery of the GMR effects as well as its application in the hardware, sea-size store system and the future glorious outcome in solid-state sciences brought by the science and technology of refulgent production in 21 century.

现代磁存储科学与技术跳跃式发展的标志是GMR(giant-magnetoresistance)材料的发现及其在硬盘、海量存储系统中的应用，以及将在21世纪中升起的磁电子科学与技术所带来的固体电子学的辉煌成果。

The symbol of the jumping development of modem magnetic store science and technology is the discovery of the GMR effects as well as its application in the hardware, sea-size store system and the future glorious outcome in solid-state sciences brought by the science and technology of refulgent production in 21 century.

现代磁存储科学与技术跳跃式发展的标志是GMR（giant-magnetoresistance）材料的发现及其在硬盘、海量存储系统中的应用，以及将在21世纪中升起的磁电子科学与技术所带来的固体电子学的辉煌成果。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。