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