所有科技知识-科学参考

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。

positive number	positive octant	positive operator	positive operator valued measure	positive-operator valued measure POVM
positive operator value measure	positive operator value measure (POVM)	positive ordering	positive organizational behavior	positive orientation
positive orthant	positive part	positive partial transpose criterion	positive particular proposition	positive part of a function
positive part of an element	positive perfect correlation	positive plate	positive platemaking	positive polarity machining
positive potential	positive-pressure pulverizer with intermediate storage bunker	positive pressure sealing	positive propaganda	positive proposition
positive psychology	positive psychotherapy	positive punishment	positive quadratic differential	positive quadratic form
positive quantity	positive ray function	positive real axis	positive real control	positive real function
positive real number	positive real part	positive real system	positive recurrent point	positive recurrent state
positive reinforcement	positive relation	positive result	positive root	positive root system
positive rotation	positive school of criminology	positive selection	positive self-adjoint operator	positive self-regard
positive semi-definite	positive semi-definite form	positive semi definite Hermitian matrix	positive semi-definite Hermitian matrix	positive semi-definite kernel
positive semi definite matrix	positive semi-definite matrix	positive semi-definite operator	positive semi definite quadratic form	positive semi-definite quadratic form
positive semi-definite rational function	positive semigroup	positive semiorbit	positive semi-trough	positive sense
positive sense single-stranded RNA virus	positive sequence	positive series	positive side	positive sidelight
positive sign	positive skewness	positive solution	positive species interaction	positive spinor
positive staining	positive strain energy	positive strand	positive subspace	positive supportive reaction
positive (symmetric) operator	positive symmetric operator	positive system of roots	positive term	positive term series
positive trace	positive type	positive uniaxial crystal	positive value	positive variation
positive variation of a function	positive variation of signed measure	positive vector	positive vector bundle	positive vibrating mitigation
positive Weyl chamber	positive youth development	positive zero	positivism	positivism methodology of psychology
positivism policy analysis	positivist history	positivistic sociology	positivist jurisprudence	positivity
positivity axiom	positivity domain	positivity property	positizable operator	positroid boundaries
positroid stratification	positron	positron-annihilation apparatus	positron annihilation spectroscopy	positron annihilation spectroscopy (PAS)
positron annihilation technique	positron-annihilation technique	positron-electron annihilation	positron emission	positron emission mammography
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