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科学参考收录了1248194条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。

handrail height handrailing handrail of staircase hand-rail plane hand-rail punch
handrail screw handrail scroll hand raising hand raising calf hand-raked furnace
hand-raked roaster hand raking hand ram hand rammer hand ramming
hand reach hand reamer hand reamer with pilot hand reamer with spiral flutes hand reaming
hand reaper hand receiver hand reeling hand reeling machine hand refinishing kit
hand refractometer hand-regulated arc lamp hand regulated warp let-off device hand-regulating expansion valve hand regulation
hand regulator hand rejector hand release hand remover hand-reset
hand reset hand reset relay hand reset system hand resetting hand rest
hand-restoring hand-restoring indicator hand reverberatory furnace hand reversing gear hand revolution counter
hand riveted hammer hand riveter hand rivet hammer hand rivet(ing) hand riveting hammer
hand riveting machine hand-rodding hand roller hand-rope operation hand rotation stoper
hand round pass hand rounds hand rule (右手或左手定则) hand-run tucks hand sample
hand sample cutter hand sampling hand sander reach rod hand saver hand saw
hand saw blade hand saw with wooden handle hand scalloping hand scarfing Hand-Schuller Christian disease
hand scoop hand scrape hand scraper hand scraping hand screen
hand screen-printed fabric hand-screw hand screw handscrew hand screw clamp
hand screwdown gear hand screw holdfast hand screwing tool hand screw press hand screw tap
hand-screw vulcanizing press handscroll of painting hand scrubber hand scudding hand scutching
hand seamer hand seed dresser hand seeder hand seeder unit hand selection
hand semi-rotatory pump handset handset bit hand-set bit handset punched tape
hand set telephone hand setting hand set transmitter hand sewing needle hand-sewn seam
hand sewn shoe hands-free telephone handshake control hand shake cycle hand shaker
handshaking handshaking protocol hand shank hand shaving hand shear cutting machine
hand shearing hand shears hand sheet machine hand shield hand shield (焊工的)
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