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Žc”O
tighten =
1. s‚­ ‚¢‚­
2. iƒYƒ{ƒ“‚ðj‚Í‚­ i‚¸‚Ú‚ñ‚ðj‚Í‚­
3. iƒYƒ{ƒ“‚ðj‚Í‚­ i‚¸‚Ú‚ñ‚ðj‚Í‚­
4. ‚µ‚ß‚é

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ƒŒƒxƒ‹4. •ÏX
SDAL“‡‰pŒêŠwZ