abrader
[化] 磨耗试验机
发音
词形变化
释义与例句
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1.
Something that abrades; a tool or machine for abrading.
1856, H. A. Dewar, Actuating Mechanism for Rotating Tools, Patent dated 1 March, 1856, in The Practical Mechanic’s Journal, Volume I, p. 232, […] provision is made for the attachment thereto of various operating tools, such, for example, as drills, saws, grindstones, polishers, and cutters, or abraders or shapers of various kinds.
2012, G. Domokos and G. W. Gibbons, “The evolution of pebble size and shape in space and time,” arXiv:1109.5707 [physics.geo-ph], p. 2, The physical assumption underlying Firey’s model is that the abraded particle (pebble) undergoes a series of small collisions with a very large, smooth abrader, and this might be the case when pebbles are carried by a fast river and collied repeatedly with the riverbed […]
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2.
Something that abrades; a tool or machine for abrading.
A primitive artifact made of sandstone used for smoothing, sharpening, or shaping.
1993, Nan McNutt and Marilyn Jesmain, Passages: An Archaeology Timeline of Southeast Alaska, U.S. Department of Agriculture, Forest Service, Alaska Region, 5,000 years ago the people of Southeast Alaska began grinding bone on a sandy stone called an abrader to form the desired shape and sharpness.
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3.
Something that abrades; a tool or machine for abrading.
A surgical instrument used to abrade bone or other tissue.
医学a cartilage abrader; a corneal abrader
词汇关系
词源
From abrade + -er.
来源：wiktionary