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How much is a -story elevator? When we hear this question, first we need to understand the customer&...
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When operating the aluminum alloy lifting platform, these electrical appliances have a lot of protec...
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Marking examples: strength level A, bulk density level B,Handan GuangpingAerated block, superior ...
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Whether I-section steel is ordinary or light, because the section size is relatively high and narrow...
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To, it is called electrochemical corrosion.Only soluble paper or the combination of soluble paper an...
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Square tube modified square tube, square tube, and its scope of application, sensitivity and reliabi...
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The grouting mechanism includes filling grouting, infiltration grouting, compaction grouting and spl...
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As a coolant, make it evaporate under low pressure and mechanical conditions to absorb the heat in t...
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Most high-rise office buildings are equipped with passenger lift platforms. In order to increase the...
605HP15369537319An hour ago50
In the past, in large workshops, if goods had to be transferred from one place to another, it would...
