...However, on the outside of the long branches on the back side, there are markings that are twice the regular markings, i.e., about 1.414 times larger. These are called kadome (corner marks), and if you match these marks with the diameter of the log, you can directly read the width of the square timber that can be cut from it. Also, some short branches on the back side have markings on the inside that are the regular markings divided by pi (about 3.14).... *Some of the terminology that refers to "square grain" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…しかし裏の面の長枝の外側には正規の目盛の倍,すなわち約1.414倍の目盛がつけてある。これを角目(かどめ)といい,この目盛を原木の直径に当てれば,そこから取れる角材の幅を直読することができる。また裏の面の短枝の内側などに正規の目盛を円周率π(約3.14)で割った大きさの目盛がつけてあるものがある。… ※「角目」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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