51.   The drainage system seemed to pass its first test when the track received more than an inch of rain Tuesday night.

52.   The entire park, he said, suffers from the same flawed drainage system that routinely drowns some sparrow nesting grounds while leaving others parched and fire-prone.

53.   The footing is preserved by a drainage system of rock-lined gutters and wooden crossbeams dug into the paths.

54.   The drainage system is old.

55.   The laser is used to burn tiny openings in the drainage system in the front of the eye, to help drain fluid out and lower pressure.

56.   The only change that absolutely had to be made was to the drainage system.

57.   The repairs will include updating the drainage system, installing new sidewalks and landscaping, and resurfacing the street.

58.   The risk of flooding will heighten, particularly in the drainage system near the Olympics.

59.   The spill is now seeping into the Sakhalin natural drainage system and running into the rich salmon and crab grounds that surround the island.

60.   The water compressed the explosive vapors trapped in the drainage system, increasing their volatility.

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%
drainage 0.41%
drainage + n. >>共 74
system 30.30%
ditch 19.48%
pipe 5.41%
canal 4.55%
channel 4.11%
problem 3.90%
hole 3.46%
area 2.16%
culvert 1.95%
work 1.52%
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