- high-explosive tracer dark ignition
- Military: HETDI
Универсальный русско-английский словарь. Академик.ру. 2011.
Универсальный русско-английский словарь. Академик.ру. 2011.
Republic P-47 Thunderbolt — P 47 Thunderbolt In flight view of a prototype of the Republic P 47N Thunderbolt Role Fighter bomber … Wikipedia
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nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… … Universalium