stroke 发表于 2025-3-23 13:40:02

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LIKEN 发表于 2025-3-23 16:51:14

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omnibus 发表于 2025-3-23 19:52:40

ll as Meier in 1910 , carried out the first researches on the optical properties of vitreous selenium. The interest in the glasses that exhibit transparency in the infrared region of the optical spectrum rose at the beginning of the twentieth century. Firstly were investigated the heavy metal oxi

一大块 发表于 2025-3-23 22:37:39

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向下 发表于 2025-3-24 03:36:12

Alan J. Bishopr in 1910 , carried out the first researches on the optical properties of vitreous selenium. The interest in the glasses that exhibit transparency in the infrared region of the optical spectrum rose at the beginning of the twentieth century. Firstly were investigated the heavy metal oxides and th

analogous 发表于 2025-3-24 08:40:52

ll as Meier in 1910 , carried out the first researches on the optical properties of vitreous selenium. The interest in the glasses that exhibit transparency in the infrared region of the optical spectrum rose at the beginning of the twentieth century. Firstly were investigated the heavy metal oxi

ABOUT 发表于 2025-3-24 14:34:42

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finite 发表于 2025-3-24 17:12:49

Paolo Boero,Julianna Radnai Szendreiing nondestructive testing and destructive testing), model identification and strength assessment. Three estimation quality levels (EQL) are defined depending on the targeted accuracy of strength assessment, based on three parameters, mean value of strength and standard deviation of strength on a te

canonical 发表于 2025-3-24 22:54:52

Carolyn Kieraning nondestructive testing and destructive testing), model identification and strength assessment. Three estimation quality levels (EQL) are defined depending on the targeted accuracy of strength assessment, based on three parameters, mean value of strength and standard deviation of strength on a te

挫败 发表于 2025-3-24 23:58:55

Gérard Vergnaudin situ strength assessment of concrete, it provides information about the different steps of the investigation and processing of test results, until the delivery of strength estimates, and includes tables giving the minimum required number of cores in a variety of situations as well as several exam
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