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International Patent Classification
释义
International Patent Classification
Encyclopedia
管理学
《国际专利分类表》
释
International Patent Classification
《国际专利分类表》
用于专利文献分类的等级列举式分类法。简称IPC。
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Plummer's law
Plummer's model
Plummer sphere
plummet
plumose structure/feather like structure
Plum Performance Award
plum pudding model
plum rains
plum rains in the Yangtze-Huaihe region
plum-stone qi
plumule
plunge
plunge direction
plunge grinding
plunge pool
plunger
plunger gas lift
plunger gas lift method
plunger pump
plunging
pluperfect number
plural
pluralism
pluralist democracy
pluralistic evaluation
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