2ŒŽ3“ú (ŒŽ)
XV
ƒƒ“ƒeF‚W‚T‚PFƒJƒEƒ‹‚Ì“h‘•€”õ`
http://jun-machinery.ddo.jp/accuracy/mainte/851_2/851mainte15.html#140203