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In the engineering practice, some construction units directly pave the glass fiber grouting pipe aft...
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Control standard for radioactive substances in building materials mixed with industrial waste - De...
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Steel pipe for geological drilling (yb-) is a steel pipe used by geological departments for core dri...
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What are the commonly used materials for blister? What are the characteristics of each?A: card sucti...
935HP1751928718minutes ago43
The function of the lifting platform in a theater is roughly as follows: the main lifting platform a...
161HP19639923010minutes ago45
When it comes to fixed hydraulic boarding bridges, I believeSlowly reverse and park the container un...
881HP19872833212minutes ago34
Nowadays, technology is constantly developing and advancing, with electric elevators being a manifes...
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A specially designed guide wheel device between masts ensures smooth and smooth lifting.The main lif...
530HP14175048815minutes ago43
The elevator is evenly distributed at any position on the guide rail at % of the maximum load capaci...
938HP16609069817minutes ago33
its safety cannot be guaranteed. If the elevator needs to be refueled without refuelingAttention: T...
