c ca cb cc cd ce cf cg ch ci ck cl cm cn co cp cr cs ct cu cw cy cz

Перевод: carborundum

[существительное]
карборунд ; карбид кремния

Тезаурус:

1. The edges of mirrors can be smoothed with a carborundum stone but using water rather than oil as the lubricant.
2. The artificial abrasive carborundum, made in Sweden, the U.S.A. and Japan, was probably not available to the Chinese until after the war of 1914-;18, since when its main use has been to impart a high surface gloss to finished articles.
3. Large samples (above the size of two clenched fists) must first be trimmed on a saw with a large radius blade (steel impregnated with diamond or a compressed carborundum disc), lubricated with water.
4. Modern secateurs are now so good, however, that professional opposition to them has virtually disappeared, and it is a rare sight indeed to see a knifesman carefully honing the curved blade with his special fine-grained carborundum stone, invariably kept in an oilskin tobacco pouch in his apron pocket.
5. DPT preparations need no oil for microscopic examination, but uncovered ST surfaces, being finished only to 600F or 800F Carborundum, require oil or glycerine before microscopic study.
6. It was the 37-year-old writer's fifth play after Stop It, Whoever You Are ; Big Soft Nellie ; Nil Carborundum and Kelly's Eye , none of them making the voyage across the Atlantic.
7. At this stage, ST preparations are returned to the precision lapping machine for lapping to a final 30 m thickness with 600F or 800F Carborundum.
8. This sawn surface will become the first face of the section, and it is lapped with paraffin oil and 600F Carborundum on the precision lapping machine.
9. Thin sections for etching should be left a little thicker than usual, after being taken down to at least the 600F Carborundum stage.
10. Completely omitting coarse abrasives, a face of the slice is ground with 600F Carborundum powder with water as a lubricant, for a minimum of 30 minutes (regardless of rock type), until the face approaches optical flatness.
11. One or more faces are then lapped smooth either by hand or by an automatic lapping machine, using fine carborundum (silicon carbide) powder (e.g. 600F grade).
12. Onto one line I tie a size 2, straight-eyed, forged hook, which has been carefully honed with a fine carborundum stone to razor sharpness, and the barb reduced to a bare minimum so as not to impeded penetration but still retain a degree of holding power.
13. Grinder car 752 is used traditionally to grind wrinkles or corrugations out of the track with its carborundum shoes, and is seen here in Red Bank Road, Bispham in 1964.