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