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Pluma remígea/remera
| Глоссарий по орнитологии и экологии (английский, испанский) |
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Quill, английский
- The hollow stem of a large bird’s feather, formerly used [1] as a pen, when sharpened to a point. [2] as the firing tube of a ship’s cannon. quill-pusher: formerly, a slang term for the captain’s clerk. also quill-driver. quilting:matting used to protect a vessel from ice damage.
- A sleeve-shaped bushing fitting around and splined or keyed to the drive rod or screw in a drill swivel head. it transmits power received from the drill motor to the drive rod and causes the drive rod to be rotated.
- Sometimes incorrectly used as a name for drive rod and/or drive screw.
- A sleeve or hollow shaft that slides over, or re volves upon, a solid shaft; used in the design of some clutches or in a flexible coupling of the driving shaft and the driven shaft of two machines. r. letter name applied to a nonstandard special and obsolete size of bits, core barrels, and drill rods that were approximately the same size as pk letter-name items.
- A light, tapered tube of wood, metal, paper, or plastic on which the filling yarn is wound for use in the shuttle during weaving.
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Radio-marked, английский
Loci de caracteres cuantitativos, испанский
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