==============================================================================
CA  门槛=30%  门=cost>10  步长 up=0.03 down=0.05  条数=10
==============================================================================

20260716CA站前100轨道套装打全轨道01 / CA站点前100轨道套装
  asin  asin="B09TTX39X5"               1.62 → 1.47    down  acos=32.8%   cost=63.63    clicks=43
  asin  asin="B09Z33BDFM"               0.02 → 0.02    down  acos=inf     cost=35.41    clicks=32

20260716CA站前100轨道套装打全轨道02 / CA站点前100轨道套装02
  asin  asin="B0BY1NLYGY"               0.80 → 0.70    down  acos=45.6%   cost=87.90    clicks=71
  asin  asin="B0F5Q73QBR"               0.93 → 0.83    down  acos=84.0%   cost=75.62    clicks=74

20240709_ReportSearchTerm_Slotcar_imfun_5_20 / keywords_slotcar
  kw    race car track                  0.46 → 0.36    down  acos=57.4%   cost=71.70    clicks=58
  kw    race car track for kids         2.06 → 1.91    down  acos=inf     cost=13.32    clicks=4

20220409-ASR-MyManualPromotion_imfun_5_50 / 广告组 - 2022-04-09 15:14:15
  kw    circuit voiture                 0.02 → 0.02    down  acos=inf     cost=62.81    clicks=46

260731SlotCarBestSeller前50 / 260731SlotcarBestseller
  asin  asin="B09ZLBFT3N"               0.02 → 0.02    down  acos=inf     cost=19.02    clicks=11
  asin  asin="B0FS1G6GHM"               0.02 → 0.02    down  acos=inf     cost=37.22    clicks=34
  asin  asin="B0B5HT5DLP"               0.02 → 0.02    down  acos=inf     cost=15.13    clicks=25

[CA] 过暗闸拦截 2 条（bid 已低于自均 CPC 的 1/3，再降也拿不到量，停止降价）：
  kw    slot car                     bid=0.27   自均CPC=0.847   比值=1/3.1  acos=30.7%   SP Campaign Recommendation / AGM MASTECH 
  asin  asin="b0by1nlygy"            bid=0.15   自均CPC=1.275   比值=1/8.5  acos=32.4%   20240709_ReportSearchTerm_ / ASINs_slotca
[CA] 地板价零单候选 5 条（建议人工暂停或删除，规则已无手段）：
  kw    circuit voiture              bid=0.02 clicks=46 cost=62.81  20220409-ASR-MyManualPromotion
  asin  asin="B09Z33BDFM"            bid=0.02 clicks=32 cost=35.41  20260716CA站前100轨道套装打全轨道01
  asin  asin="B09ZLBFT3N"            bid=0.02 clicks=11 cost=19.02  260731SlotCarBestSeller前50
  asin  asin="B0FS1G6GHM"            bid=0.02 clicks=34 cost=37.22  260731SlotCarBestSeller前50
  asin  asin="B0B5HT5DLP"            bid=0.02 clicks=25 cost=15.13  260731SlotCarBestSeller前50