7ŒŽ17“ú (‰Î)
XV
ƒZƒ”ƒ“FƒPƒ“ƒg‚d‚b‚t‰»F”MŽž‚É”–‚‚È‚éŒ
http://jun-machinery.ddo.jp/accuracy/seven/mainte/res10/res52.html#120717