Multi-capsule soil deformation control device with controllable expansion sequence
The invention discloses an expansion sequence controllable multi-capsule soil deformation control device which comprises a deformation control assembly, a grouting pump, a grouting inner pipe, a grouting outer pipe, grouting capsules, a flow meter and a pressure gauge, the grouting inner pipe is com...
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Format: | Patent |
Sprache: | chi ; eng |
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