borehole extensometer

The Strength of Telescopic Kelly Bar on Base of the FEA Method;

旋挖钻机伸缩钻杆基于有限元法的强度分析

Comparison to the digital and analogue observational data of extensometer in Shexian Seismostation;

涉县地震台伸缩仪长短基线观测资料的对比分析

The differential extensometer made up of dual-sensor,which has already installed at about 100 seismotations all over China is introduced.

介绍了一种双传感器组成差分结构的伸缩仪,该仪器在武汉地震台进行3个月的试验结果表明:差分式结构明显地提高了伸缩仪的抗干扰能力。

As the GPS method is different from deformation measuring methods with extensometer and horizontal pendulum tiltmeter at the aspect of having source, point observation, data composition, data deleting, data preprocessing, comparing datum,the sole basic data and so on.

由于GPS观测方法在有源性、点观测、数据成分、数据剔除、数据预处理、比较基准、基础数据的惟一性等方面,与伸缩仪、水平摆倾斜仪等形变观测方法存在相当大的差异,为了了解GPS测量的特性,选择固体潮为观测对象,比较了GPS与伸缩仪等形变观测仪的异同。

Accuracy and stability of the tensometer in Yixian Seismostation;

易县台伸缩仪的精度和稳定性问题

In this paper, based on the trend analysis of the digital tensometer data of the Sheshan Seismic Station of Shanghai,the crustal deformation rate is computed.

对上海佘山地震台伸缩仪的数字记录资料进行去趋势以及地壳形变速率的分析表明 :伸缩仪EW向在 2 0 0 1年 5～ 7月存在破年变趋势异常 ,并且该测项的形变速率在2 0 0 1年 3～ 8月存在高于正常背景值的异常。

This paper is about contrast and analysis of digital and analogic data of parallel observation with water tube tiltmeter and tensometer in Shandong province.

对山东省水管仪、伸缩仪的数字化和模拟观测资料进行了对比分析。

SEVERAL POINTS FOR ATTENTION IN INSTALLATION AND OPERATION OF MODEL SS-Y EXTENSOMETER

SS-Y型伸缩仪安装中应注意的问题

Experimental Study on the Abrasion of Material by Magnetostriction Apparatus

应用磁致伸缩仪进行材料磨蚀试验研究

magnetostriction echo sounding set

磁致伸缩回声测深仪

The paper introduces a high-power detecting-device based on magnetostrictive effect for the NDT of steel pipe.

本义介绍了大功率磁致伸缩检测仪的研制。

Design and Realization of dynamic alignment system of Michelson interferometer

磁致伸缩驱动器在干涉仪动态调整系统的设计与实现

pipe expansion joint

管子伸缩连接；伸缩管接头；伸缩器；补偿器

conical bellows

圆锥形(伸缩)风箱

visuo motor flexibility

视觉运动伸缩性视觉运动伸缩性

expandable spreader

伸缩式吊具伸缩式扩张器

a telescopic aerial, stand, umbrella

伸缩式天线、 伸缩式支架、 折叠伞.

A black-and-white image is projected onto a retractable glass display located at the top of the instrument panel.

黑白的夜视景象将投射到位于仪表盘顶部的可自由伸缩的玻璃显示屏上。

extension ladder

(消防用的)伸缩梯子

external pressure single type axial expansion joint

外压单式轴向伸缩接头

exchange rate flexibility

汇率伸缩性、机动汇率

magnetostriction cavitation corrosion test

磁致伸缩空泡腐蚀试验

indirect piezoelectricity

间接压电现象, 电致伸缩

full circle expanding hydraulic form

全圆形液压伸缩式模板

magneto striction echo sounder

磁致伸缩回声测深器