jet engine
most jet engines had a specific impulse of over 1000 seconds .
{'scope': 'all', 'col': '5', 'most_or_all': 'most', 'criterion': 'greater_than', 'value': '1000', 'subset': None}
{'func': 'most_greater', 'args': ['all_rows', 'specific impulse ( s )', '1000'], 'result': True, 'ind': 0, 'tointer': 'for the specific impulse ( s ) records of all rows , most of them are greater than 1000 .', 'tostr': 'most_greater { all_rows ; specific impulse ( s ) ; 1000 } = true'}
most_greater { all_rows ; specific impulse ( s ) ; 1000 } = true
for the specific impulse ( s ) records of all rows , most of them are greater than 1000 .
{'most_greater_0': 'most_greater', 'result_1': 'true', 'all_rows_2': 'all_rows', 'specific impulse (s)_3': 'specific impulse ( s )', '1000_4': '1000'}
['engine type', 'scenario', 'sfc in lb / ( lbf h )', 'sfc in g / ( kn s )', 'specific impulse ( s )', 'effective exhaust velocity ( m / s )']
[['nk - 33 rocket engine', 'vacuum', '10.9', '309', '331', '3240'], ['ssme rocket engine', 'space shuttle vacuum', '7.95', '225', '453', '4423'], ['ramjet', 'mach 1', '4.5', '127', '800', '7877'], ['j - 58 turbojet', 'sr - 71 at mach 3.2 ( wet )', '1.9', '53.8', '1900', '18587'], ['rolls - royce / snecma olympus 593', 'concorde mach 2 cruise ( dry )', '1.195', '33.8', '3012', '29553'], ['cf6 - 80c2b1f turbofan', 'boeing 747 - 400 cruise', '0.605', '17.1', '5950', '58400'], ['general electric cf6 turbofan', 'sea level', '0.307', '8.696', '11700', '115000']]