Modularized assembly type intercepting well capable of achieving quantitative discharging
The modular assembly type intercepting well comprises a fixed well body, a movable well body, a bottom well body and a sliding block, a sleeve base is fixedly installed at the top end of the fixed well body, the movable well body is connected to the surface of the sleeve base in a sleeved mode, a to...
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Format: | Patent |
Sprache: | chi ; eng |
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