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钟罩式气体流量装置
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钟罩式气体流量装置
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钟罩式气体流量装置
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bell prover gas flow facility
钟罩式气体流量装置
一种由可上下运动的钟罩与液体槽构成的气体流量装置。用于检定校准气体流量。
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square mean velocity of Brownian particle
square measure
square mesh
square mesh grid
Square Mountain and Changyu Dongtian Scenic and Historic Area
squareness
squareness measurement
square net
square number
square of a number
square of opposition
square of order n
square of the distance
square of the standard deviation
square packing
square paper
Square Park
square part
Square play
square point picking
square polyomino
square potential barrier
square prism
square pyramid
square pyramidal number
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