Shield backfill grouting slurry and preparation method thereof
The invention discloses shield backfill grouting slurry, and relates to the technical field of shield grouting and high polymer materials. The mortar is prepared from the following components in parts by weight: 15-20 parts of a curing and cementing additive, 80-90 parts of muck and 78-107 parts of...
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Sprache: | chi ; eng |
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