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| begin service; be made operational (VLZ_58); become operational (HMS Astute and HMS Ambush are the first of seven new nuclear-powered British attack submarines to become operational over the next decade. VLZ_58); enter service (The 5.45mm AK-74 entered service in the 1970s as a replacement for the 7.62mm AK-47 Щапов Андрей); get into service (On the positive side, although the Navaho missile did not get into service, some of its components did sergiol16) | |||
| enter operational service (обычно о самолетах, ракетах: The EA-18G began production in 2007 and entered operational service in late 2009. • he Titan II missiles ("LGM-25C") entered operational service in 1963. 4uzhoj) | |||