Environment-friendly energy-saving wallboard of engineering structure
The environment-friendly energy-saving wallboard of the engineering structure comprises a wallboard body, clamping blocks are symmetrically welded to the top end and the bottom end of the wallboard body, clamping grooves are symmetrically formed in the two side ends of the wallboard body, and placin...
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Format: | Patent |
Sprache: | chi ; eng |
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