English C Check D Check C Check D CHECK D-check” maintenance visit D Check “B check” en:Aircraft maintenance checks D Check how aircraft are checked D Check is, it's an aircraft term D CHECK D CHECK “D” check A Check heavy maintenance check A Check A Check D-check” maintenance visit C Check maintenance 'A' check heavy maintenance check “D” check maintenance 'A' check “D” check English C Check Aircraft maintenance checks (WP) Check D C Check how aircraft are checked Wikipedia