| drilling |
Piercing of stacks of papers in a precision manner with round hollow drills at high speeds. Loose-leaf notebook paper is an example of drilled paper.
출처: www.paperspecs.com/resources/glossary/d.htm
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| drilling |
The process of making a hole in a lens to permit its attachment to a mounting.
출처: www12.mawebcenters.com/coltslaboratories/gloss.ivn...
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| drill |
a durable cotton twilled fabric. Twill. Left-hand twill. From top left to lower right. L2/1 or L3/1. Closer, flatter wales that gabardine. Medium weight and course yarns are used. Also made in some other weights. Some left in the grey but can be bleached or dyed. When dyed a khaki colour it is known by that name. (Another Definition for Drill) : A strong cotton material similar to denim which has a diagonal 2x1 weave running upward to the left selvage. Called Khaki when dyed that color. ...
출처: www.apparelsearch.com/Glossary_D_3.htm
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| drill |
a tool used for perforating wood, bone, and soft stone.
출처: farahsouth.cgu.edu/dictionary/
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| drill |
The miner's boring tool.
출처: www.readinganthracite.com/glossary.htm
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