41.   It should also take the lead in establishing standards and maintaining the integrity of quality control in fire protection systems.

42.   It was then shut because it lacked several modern safety features, including a containment structure and an up-to-date fire protection system.

43.   Last week, the central bank ended a dollar drought by launching a new currency protection system for unhedged corporate dollar borrowers.

44.   Lightning struck the launch pad but nothing was damaged because of the elaborate protection system, NASA officials said.

45.   Lightning struck the launch pad before the shuttle crew got there, but nothing was damaged because of the elaborate protection system, NASA officials said.

46.   Poland must upgrade its state secrets protection system, including screening of people with access to sensitive material, a NATO official said Thursday.

47.   Queensland Premier Peter Beattie called on Prime Minister John Howard to upgrade the coastal protection system.

48.   Previously, the Environmental Protection Agency has been singled out in a GAO report for lax computer protection systems.

49.   The administration is also being asked to require the installation of surge protection systems to prevent electrical jolts from reaching fuel tanks.

50.   The crew turned on the ice protection system to clear the windshield, then noticed ice on the right wing and propeller, according to the NTSB report.

n. + system >>共 804
computer 5.46%
school 2.85%
defense 2.63%
missile 2.33%
justice 2.00%
pressure 1.82%
tax 1.74%
security 1.68%
cable 1.60%
control 1.49%
protection 0.18%
protection + n. >>共 281
program 8.22%
law 7.21%
money 5.35%
force 4.11%
agency 3.83%
measure 3.49%
order 3.49%
system 3.38%
plan 2.82%
agreement 2.59%
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