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to phrases
tight shut offstresses
O&G, sakh. герметичная отсечка
tight shut-off
gen. Высокая степень герметичности клапана (Porcia)
 English thesaurus
Tight Shut Off
abbr. TSO (valve Yakov)
Tight Shut Off: 2 phrases in 2 subjects
Oil and gas technology1
Technology1