pluggings
plural of McIlwain
A surname from Dutch.
plural of plugging
A method of long duration deep diving, which involves saturating body tissues with inert gas (helium), and bringing body tissues into equilibrium with the breathing mix (heliox).
エンジニアは規制順守を確実にするため、配管保守中に行われたすべてのプラグ施工を記録した。
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