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体积管
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体积管
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体积管
释
pipe prover
体积管
一种液体流量计量装置。将已知体积的标准管段作为液体体积的标准,通过比较该管段的液体量和通过流量计的液体量,从而实现对流量计的校准。
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number-theoretic problem
number-theoretic transform
number-theoretic transformation
number theory
number three in palace examination
number transformation
number triangle
number tuple
number unit
number variable
number wall
number π
number π; ratio of the circumference of a circle to its diameter
numerable
numerable bundle
numerable covering
numerable set
numeral
numeral control codes
numeral control simulation
numeralization
numeral language
numeral system
numeralwise representability
numeration
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