Feb 19, 2014 10:37
10 yrs ago
English term

12.5 lines

English to Japanese Marketing Mechanics / Mech Engineering 腕時計
Caliber J830.5 Power Reserve

Type: self-winding with power reserve indication
Frequency: 4 Hz (28.800 vibrations/hour)
Diameter: 28.4 mm (***12.5 lines***)
Height: 5.39 mm
Adjustment: excentric
Winding: bi-directional (pawl winding mechanism)
Power reserve: > 48 hours
Display: hours, minutes, small second at 9 o’clock, power reserve at 3 o’clock, date
Finishing: “Côtes de Genève” finishing on bridges and rotor, blued screws
Jewels: 34

「lines」の意味・訳し方が分かりません。よろしくお願いします。
Proposed translations (Japanese)
5 12.5ライン
4 +1 12. 5 ライン

Proposed translations

19 hrs
Selected

12.5ライン

下記サイトより。少し文字化けあり。
引用開始
Following a centuries-old tradition, watchmakers use lines rather than millimetres to describe the size of the movement’s diameter.
引用終わり
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4 KudoZ points awarded for this answer. Comment: "ありがとうございました!"
+1
23 mins

12. 5 ライン

ラインは長さの単位で1 インチの 12 分の 1です。
Peer comment(s):

agree Chrisso (X)
3 days 11 hrs
ありがとうございます!
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