伸缩

Based on the criteria of the expansion joint for the deckhouse of ship, its application in the deckhouse of medium-speed craft is reviewed.

根据国内各舰船规范对舰船甲板室设置伸缩接头的有关规定，回顾并揭示了早期舰船甲板室设置伸缩接头的原因及后来在中速艇上的使用情况。

The maximal deflexion and drive force of PLZT bimorph driver under ultraviolet illumination were attained from material dynamics analysis.

研究了掺镧锆钛酸铅具有的光致伸缩效应的机理，理论分析得出光致伸缩是反常光生伏打效应和逆压电效应的叠加。

The expansion joint is not the only way to prevent concrete from cracks.

伸缩缝不是防止结构裂缝的唯一因素，采用膨胀混凝土是混凝土防裂抗渗的有效途径，规范规定的 30m伸缩缝可增加到 60m。

Magnetostrictive liquid level sensor, a kind of instrument for measurement of liquid level, is worked out on the basis of combined use of many technologies such as magnetostriction, flotage principle, electromagnetism induction and electron-technique. The measure instrument has many specialties, such as the error is tinier, the reading is righter, the range of measure is broader, the maintenance and useness is very convenient. As compared with common liquid level sensors, this kind of sensor has a lot of special advantages for high-precise measurement of liquid level.

磁致伸缩液位传感器是综合利用磁致伸缩效应、浮力原理、电磁感应、电子技术等多种技术研制而成的液位测量仪表，该传感器系统具有测量误差小、读数准确、测量范围大，维护及使用方便的特点，它在高精度液位测量领域中相对于传统液位传感器具有许多独特的优势。

Considering the nonlinear rigid characteristic of the reed in the giant magnetostrictive actuator, a composite nonlinear model was developed involving the characteristics of square and cube values of reed's damping.

针对超磁致伸缩材料存在的换能器碟簧非线性刚度特性，建立了具有碟簧刚度的平方和立方非线性特性的超磁致伸缩换能器复合非线性数学模型。

The main objective of this project is to research and develop a novel and high efficient video codec framework based on wavelet techniques, especially to address the heterogeneousness of video networks, the fluctuation of transmission bandwidth and the diversity of video-stream receivers. The system will have some basic characteristics of the next video coding standard, such as high compression efficiency, high scalability and high error resiliency. This project will provide a software prototype of wavelet video codec with full scalability, construct a verification platform for wavelet video on demand service, and furthermore, design some VLSI IP cores of the key module in the codec system

本项目研究的主要目的就是着眼于下一代视频编解码标准的基本特征（高效压缩，高可伸缩，高容错），以小波技术为核心构建新型高效的视频编解码系统；特别针对当前视频传输网络的异构性，网络带宽的波动性以及用户视频接收终端的多样性，实现一个码流高度可伸缩同时兼顾压缩效率的小波视频编解码软件原型，并且构建基于异构IP网络的小波视频服务的技术验证平台；进一步还将基于VLSI技术，对小波视频编解码系统的关键模块进行IP核设计

At last, only 2.5mm of knifepoint will come out and no edge on the side of the knife when punctu-ringlt is very effective to protect viscera and avoid injuring so as to guarantee the safety of operation.

在穿刺针头部设有护套保护装置，尾部有一压缩弹簧，使扩大自由伸缩，并有指示标识，手术时医用凭指示标识判断护套伸缩情况，可有效保护和避免穿刺针损伤脏器。

The existence of such secondphases is detrimental to the magnetostriction of materials,especially at low magnetic field.

这些第二相的存在，降低了磁致伸缩特别是低场下的磁致伸缩性能。

Based the magenetostriciton phenomenon, various methods for measuring magnetostriction parameters have been developed.

根据磁致伸缩的现象，目前对磁致伸缩参数的测量有多种方法。

The magnetostriction theory of amorphous alloy is introduced, the calculated formulas of magnetic field and magnetostriction is investgated and verified by experiment ...

介 绍了非晶态合金的磁致伸缩原理，导出了磁场、应力、测量方向任意时碰致伸缩与磁场的计算公式，并经试验证实。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。