We call this piping"spouting spring piping"or"sandblasting piping", if rescue not prompt, the aperture continuously expands, possibly creates serious disaster.
这类管涌，可称为“喷泉管涌”或“喷砂管涌”，如抢救不及时，孔径不断扩大，可能造成严重的灾害。
We call this piping"spouting spring piping"or"sandblasting piping", if rescue not prompt, the aperture continuously expands, possibly creates serious disaster.
这类管涌，可称为“喷泉管涌”或“喷砂管涌”，如抢救不及时，孔径不断扩大，可能造成严重的灾害。
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