In order to validate the effect of concrete carbonization accelerated by wind ,three groups of concrete beam carbonization experiment with different sections respectively (rectangle,Ttype and Ⅱ type ) were analysed. Based on the theoretical analyses and experimental results, it is concluded that the wind swirl and the fosse moat effect can also accelerate the concrete carbonization.

為了驗證風(fēng)對混凝土碳化的加速作用，本文分析了三種截面混凝土梁的碳化試驗A片免费网站在线播放，依據(jù)理論分析和試驗結(jié)果97资源人人操，得出風(fēng)的旋渦和壕溝效應(yīng)可以加速混凝土的碳化免费看色网站，完善了風(fēng)加速混凝土碳化的理論99久久国产精品无码免费。

According to the theoretical analysis and experimental results,it is concluded that the wind swirl and the fosse moat effect can also accelerate the concrete carbonization.Besides,wind pressure can generate secondary air field,which can also accelerate the concrete carbonization.

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After obtaining spot actual measurement to concern data, consider actual reliability index and wear be no longer in force multiple standard, use formula of rustily craze computation, undertake to structural component part carbonization reliability is analysed, cast life of carbonization of its the rest, can mix by qualitative analysis evaluate structural dependability, upgrade to cast life of its the rest for ration.

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Bamboo charcoals obtained by one-, two- and three-step carbonization, the carbonization temperature of each step was 400 ~ 800℃5555在线免费观看555夜色或66、500 ~ 900℃ and 1000℃, respectively.

中文摘要本研究系選用南投竹山所產(chǎn)4 ~ 6年生孟宗竹為原料，探討多階段炭化制程對竹炭基本性質(zhì)及吸附能力之影響不卡av在线播放。

The study showed that interaction of co-carbonization of coal tar pitch and lean coal was the coaction of physical bond and chemical interaction, in which the bond state of coke interface was improved by physical bond, and coal tar pitch varied the carbonization behavior of lean coal through chemical interaction with the increase of the blending ratio of coal tar pitch, the caking property of coal blend was greatly improved, OTI value of coke was increased, while ISO value was reduced.

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The properties and microstructures of two types of fibers during carbonization process were examined by minus-pressure carbonization, and were compared with T300 and TX-3's obtained in the same testing condition.

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So far, the fastest and best way to be using floating vegetation pyrolysis oxygen carbonization process, the rapid carbonization of crop straw.

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The result showed that two-step heating carbonization process can improve the performance of wood charcoal.It was found that as carbonization holding time increased,the surface area and total pore volume of the samples increased,with pore radius ranging from 0.6 to 2 nm.

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