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reference measurement standard
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reference measurement standard
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工学
测量标准
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reference measurement standard
参考测量标准
在给定组织或给定地区内指定用于校准或检定同类量其他测量标准的测量标准。简称参考标准(reference standard)。
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preconditioned bi-conjugate gradient method
preconditioned biconjugate gradient method
preconditioned system
preconditioner
preconditioning
preconditioning matrix
precongruence
preconscious
preconsolidation pressure
precooled Linde-Hampson system with neon and hydrogen
precooler
precooling
pre-cooling air-breathing combined cycle engine
pre-coordination language
precordial leads
precordial tremor
precorrection
precorrosion
precritical
precrop
pre-crushing -AG/SAG-ball mill grinding-classification circuit
precure
P recursive function
P-recursive function
Precursor
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