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Submersible excavation method for seismic-resistant water tanks and fire-fighting water tanks.

Submersible excavation method for seismic-resistant water tanks and fire-fighting water tanks.

Submersible excavation method for seismic-resistant water tanks and fire-fighting water tanks.

This is an introduction to the seismic-resistant water storage tanks and fire-fighting water tanks using the underwater excavation method.

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