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