The best way for America to ease the new strain on its libraries is by closing the digital divide; companies and state agencies are unlikely ever to give up the efficiencies they won by moving online.
对于美国来说,减轻图书馆的新压力最好的方式就是终止数字鸿沟;公司和州立机构永远也不可能放弃把业务移到网上所赢得的效率。
Its output signal can be displayed by digital voltmeter, signal conditioner or dynamic strain amplifier with recorder.
其输出信号可用数字电压表,信号调节器,或动态应变仪接示波器记录。
The instrument is composed of the weigh sensor in form of electric resistance strain gage, weigh digital display instrument and computer data processing software.
该装置由电阻应变片式称重传感器、称重数字显示仪表及计算机数据处理软件联合组成。
Handy light-weight wheel load scale. hand panel with digital display unit. wire strain gauge measuring method.
轻便的轮重仪。带数字显示装置的手动面板。丝式应变计测量方法。
Measuring apparatus can use general digital voltmeter with appropriate accuracy, but generating standard dynamic strain signal is a problem which hasn't been well solved.
测量仪器可用适当精度的通用数字电压表,而标准动态应变的产生则是尚未很好解决的问题。
A digital filtering method is proposed for compensation of the low frequency characteristics of piezoelectric dynamic strain measurement system.
针对采用压电元件的动态应变测量系统的低频失真问题,提出一种采用数字滤波器的低频特性补偿方案。
A new means of strain measurement of unsaturated soil specimen is introduced in suction-controlled triaxial tests based on digital image measurement method.
数字图像测量技术的引入,为避免常规测量方法的技术缺陷对试验结果的影响提供了一种新的解决方案。
Based on the test results, the strain field around the sub-cracks was calculated using the digital image correlation method.
在实验观测的基础上,利用数字图象相关程序对裂纹周围变形场进行了分析计算。
The digital data of the volume strain has been analyzed and processed in this paper. Based on the experiments, the filtered interference value, abnormal waves and earthquake response were summarized.
本文通过对体应变数字化资料进行分析、处理,结合具体实验,滤除干扰值,总结地震异常波形和映震情况。
In order to obtain reliable strain field, full-field strain measurement based on least-square fitting of local displacement for digital image correlation method is proposed.
为了从含噪声的位移场中计算得到可靠的应变场,提出一种基于位移场局部最小二乘拟合的全场应变求解方法。
Test results demonstrated that digital image correlation method was effective, which could precisely measure the displacement and strain distribution in concrete under fatigue loading.
试验结果表明,数字图像相关方法具有可行性,能够有效地测量混凝土在疲劳荷载作用下的位移和应变。
In order to obtain reliable strain field, full-field strain measurement based on least-square fitting of local displacement for digital image correlation method is proposed.
为了获得可靠的应变场,满场应变测量最小二乘法拟合的局部位移的数字图像相关方法的基础上提出的。
The utility model relates to a three-post variable cross-section digital sensor belonging to a technical field of measuring force and weighing, in particular to a resistive strain gauge transducer.
本实用新型涉及一种三柱变截面数字式传感器,属于测力与称重技术领域,尤其是指一种电阻应变式传感器。
A new method for constructing digital-strain-field-image from a moire pattern with the help of digital image processing technique is proposed in this paper.
本文提出一种从云纹数字图象直接建立数字应变场图象的新方法。
The strain fields in damage zone around crack-tip are measured for different strain hardening exponent material specimens with double edge cracks using digital speckle correlation technique.
为了研究粘性效应作用下的扩展裂纹尖端场,假设扩展裂纹尖端的人工粘性系数与塑性应变率的幂次成反比,推导出理想弹塑性材料的一种率敏感型本构关系。
The strain fields in damage zone around crack-tip are measured for different strain hardening exponent material specimens with double edge cracks using digital speckle correlation technique.
为了研究粘性效应作用下的扩展裂纹尖端场,假设扩展裂纹尖端的人工粘性系数与塑性应变率的幂次成反比,推导出理想弹塑性材料的一种率敏感型本构关系。
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