针对人工视觉测量桥梁裂缝方法存在的种种弊端，提出基于数字图像处理的桥梁裂缝测量的新算法。
To overcome the various of disadvantages of the manual visual measure method of bridge crack, a new algorithm is put forth on the basis of digital image processing technology.
这条裂缝不会影响宾薛得勒小组的考察，反而它可能给他们提供一次绝无仅有的机会测量到冰川崩解时冰川都发生些什么。
The crack will not impact Bindschadler's expedition and may offer a unique opportunity for the team to measure what happens on a glacier tongue during a calving event.
利用这些测量特性可以得到岩性、沉积构造特征和裂缝等信息。
Information of lithology, sediment structure and crack are gotten from imaging log measure information.
超声电视成像测井仪器可用于测量裸眼井壁的裂缝、塌陷和孔洞发育状况。
The Supersonic TV imaging logging tool is used to measure the cracks of the open hole.
基于四探针电阻率测量技术，依据试验测得的混凝土表观电阻率变化确定裂缝位置。
The location of the crack can be found by the change of the apparent resistivity, based on four-probe electrical resistivity measuring technique.
裂缝的宽度测量裂缝宽度测量是建立在对裂缝的骨架和边缘提取基础上。
The width measurement of the main crack The width measurement is based on the skeleton and continuous boundary of crack.
本文主要完成以下工作：1根据混凝土结构裂缝图像的特点，实现了混凝土结构裂缝宽度的测量算法。
My work can be summarized as follows: (1) According to the characteristics of crack on concrete structure, I realize the width measurement algorithm.
因此，可以得出结论，钢梁裂缝损伤通过监测压电阻抗测量的变化可以被识别。
Therefore, it is concluded that crack damage of steel beams can be identified by monitoring the variations of piezoelectric impedance measurements.
裂纹传播平均速度由黏接在试样上的一系列裂缝计测量得到。
The average fracture propagation velocity is estimated with a series of crack gauges glued on the specimen.
俄罗斯EMDS -TM -4 2E电磁探伤测井仪是一种检测管柱损坏状况的工程测井仪，可过油管测量，主要描述油管套管的变形、裂缝等参数。
The EMDS-TM-42E gamma-electromagnetic defectoscope imported from Russia is an engineering logging tool to inspect casing damages and is used through tubing.
俄罗斯EMDS -TM -4 2E电磁探伤测井仪是一种检测管柱损坏状况的工程测井仪，可过油管测量，主要描述油管套管的变形、裂缝等参数。
The EMDS-TM-42E gamma-electromagnetic defectoscope imported from Russia is an engineering logging tool to inspect casing damages and is used through tubing.
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