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National Labor Relations Board
释义
National Labor Relations Board
Encyclopedia
历史学
美国历史
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National Labor Relations Board;NLRB
美国全国劳工关系委员会
美国独立的处理劳工关系的联邦政府机构。
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gravitational drift
gravitational effect
gravitational encounter
gravitational energy
gravitational equilibrium
gravitational field
gravitational field of inversion of gravity gradient field
gravitational focusing
gravitational force
gravitational freeze-out
gravitational heat pipe
gravitational instability
gravitational interaction
gravitational lens
gravitational lens effect
gravitational lensing
gravitational lensing effect
gravitational mass
gravitational metaphor
gravitational micro-lens
gravitational micro-lensing
gravitational paradox
gravitational potential
gravitational potential energy
gravitational potential well
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