Gappn.加普gapn.缺口；裂缝；差距；空白gap filling strategy填补差距的策略Gap Filler Satellite间隙卫星gap of energy saving节能缺口gap filling adhesive补隙胶粘剂gap graded aggregate间断级配骨料Gap of joint surface接合面间隙gap-splitting rate裂离开纤率gaps and thick lines断裂和粗线gap-repair cloning缺口修复克隆gap acceptance theory可接受间隙理论