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