权威例句
Bonded gravel boards and blocks for building construction - formed continuously in vertical shaft enclosed by endless beltsSTRESS-STRAIN CHARACTERISTICS OF BONDED GRAVEL UNDER UNCONFINED COMPRESSION TESTSingle trip gravel pack system and methodShunt tube connections for wellscreen assemblyMoulded concrete block esp. for paving - has facing layer of resin-bonded fine gravelPrepacked multi-graded sand screenFiltering device, especially for use as a well screen filterIce-Bonded Sediments and Massive Ground Ice in a Transgressive Barrier-Lagoon and Delta Complex, Yukon Coast of Beaufort Sea, Wester...Drainage or filter layer for well screen assembly with integrated stand-off structureWell strainer and process of making same