airproof


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airproof

(ˈɛəpruːf)
adj
impervious to air
vb (tr)
to make (something) impervious to air
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Translations

airproof

[ˈɛəpruːf] ADJhermético
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
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References in periodicals archive ?
Unsaturated soil test features time consuming and expensive in general, mainly due to the low permeability of the unsaturated soil and high air-entry ceramic disc (even though it is permeable but airproof).
During gas sampling, the bottom of PVC columns was tightly closed with PVC caps to ensure an airproof condition.
The prepared K-GIC (referred to as PF8-K[C.sub.8]) was analyzed via powdered XRD (RINT-ULTIMA III, Rigaku Corporation) in an airproof sample cell under an argon atmosphere at 40 kV with a power of 40mA and a scanning speed of 5[degrees][min.sup.-1].