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Inner container -- non-woven packaging color printing of direct and materials; container requiring e...
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Kg to kg / m, and the steel plate thickness generally needs to be more than . mm to meet the standa...
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When using this process, the following key points should be paid attention to: during the welding pr...
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Blocks are classified according to their compressive strength and volumetric density. Blocks ar...
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which can be distinguished from different angles, including the following. According to the type of...
709HP1805184931An hour ago37
Look at the surface of the board. Beautiful and diverse colors seamless splicing construction,Almos...
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The composite method of three production methods of copper tube is also a high-tech production metho...
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BrasschaatEnvironmental protection cloth bag non-woven cloth bag,The technical elements of green non...
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If encountering or affecting the safety technical performance of construction elevators, it is neces...
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The drainage at the outlet of the cooling fan, the drainage of the volatile cooler and the road drai...