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企业间为取得某项技术的专利而进行的激烈的竞争。获胜者只存在一个,即获胜者将获得全部的专利垄断利润。
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earthworm
earthworm protein
earth year
earth’s degasing, earth’s outgassing
earth’s gravitational potential
earth’s main magnetic field
Earth′s rotation
E. Artin
E. Artin (1898—1962)
Earvin Johnson
EAS
EASA
Easel Painting
easel painting
easement
ease of articulation
easily reversible anti-cholinesterase drugs
easing tension of for extra meridians
EAST
East
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East African
East African Community
East African Plateau
East African Railways Corporation
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