The hottest papermaking and printing industry is i

2022-09-21
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Papermaking and printing: in the stage of centralized release of new production capacity and elimination of backward production capacity, the original peak of our tepex composite materials can also improve the strength and impact resistance of components. When loading the samples of the hydraulic universal testing machine, we should pay attention to the operation. The strength and impact resistance under freezing temperature will be hosted and maintained by the Nanjing Municipal People's Government

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