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阳江
阳江A sealing and fitting structure for a well body
阳江Closed physical examination and well inspection
阳江A New Type of Closed Composite Plastic Inspection Well
阳江Business license
阳江High and New Technology Enterprise Certificate
阳江Low-carbon safe operation of urban and rural water supply systems applicable technology and equipment
阳江Assembled high-strength composite resin inspection wells
阳江Development and Application Technology Integration of Assembled High Strength Composite Resin Water Supply Inspection Well
阳江Quality management system certification
阳江Occupational Health Management System Certification
阳江Environmental Management System Certification
阳江People's Republic of China communications industry standard "underground communications pipeline with preformed composite man (hand) hole
阳江China Association for the Promotion of International Science and Technology "assembled high-strength composite resin inspection wells
阳江Group standard for IoT intelligent terminal protection water meter wells
阳江Standardization Working Committee of China Association for the Promotion of International Science and Technology
阳江Housing and Construction Department Announcement
阳江Technical standards for assembled high-strength composite resin water supply wells
阳江A structural type of manhole cover
阳江A kind of combined municipal inspection well
阳江Electricity intelligent manhole cover
阳江Split type composite inspection well
阳江A kind of FRP resin inspection well with prefabricated composite seal at the branch pipe opening
阳江An IoT monitoring well tool
阳江A polygonal reinforced well
阳江A composite well with lateral expansion
阳江A kind of interlocking diagonal reinforcement at the corners
阳江A reinforcing structure with reinforcing bars and reinforcing blocks
阳江A deepening tube with grid-like reinforcement
阳江A staggered reinforcement structure at the corners
阳江A re-straight fit structure of well body and deepening pipe
阳江A concave-convex structure docking mating structure applied to a closed composite well
阳江A mating composition of a ribbed assembly for a split well
阳江A surface reinforced structure with multiple shape fits on the surface
阳江A seal fitting structure at the position of well body and top cover
阳江A reinforced structure with inner and outer diamond fit