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The first kind: pungent taste. If the floor tastes like this, it means that it contains a lot of for...
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What kind of function can be achieved by installing the elevator? Before installation, confirm wheth...
535HP1368588254Months ago 78
Four of the five major application fields of copper plate, copper bar and copper pipe: copper is use...
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The safety device and application of the guide rail hydraulic lifting platform The use of the guide...
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Welding, high frequency preheating plus three torch argon arc welding, high frequency preheating plu...
709HP1805184934Months ago 74
It is roughly divided into common solid wood flooring, reinforced composite wood flooring, solid woo...
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The difference between hard copper tubes and soft copper tubes in use Hard copper tubes can only be...
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Steel for construction and engineering according to the classification of use without phase transfor...
256HP1583123774Months ago 82
Carbon steel classified by chemical composition: square tube A. low carbon steel (C & le; .%); b...
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Theoretical weight of stainless steel pipe: w= outer diameter - wall thickness x wall thickness x..O...