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