The phrase "test hours" is grammatically correct and can be used in written English.
It refers to a period of time designated for taking exams or assessments. Example: "Students were given three hours to complete the test. These test hours were crucial in determining their understanding of the subject matter."
The test aircraft, based in Seville and in Toulouse, France, will fly a total 3,700 flight test hours.
Information released by the committee was contradictory on a key point: whether the well had failed a pressure test hours before the blowout.
356 system test hours were observed in each week for Phase I data, as shown in Table 2; 416 system test hours were observed in each week for Phase II data, as shown in Table 3.
Table 2 Phase 2 system test data [2] Week index Exposure time (cum. system test hours) Fault Cum.
In addition, the catalytic foam trap is able to spontaneously regenerate at operating conditions comparable to those typical of diesel engine exhaust and after more than 70 test hours it retains its activity towards soot oxidation.
On Wednesday, Rep. Henry Waxman, D-Calif., said at a House Energy and Commerce Committee hearing that BP officials have given conflicting stories about what happened after an oil well didnt pass a negative pressure test hours before the rig blew up.
According to the timeline of the TDQ test, Hour 0 is the initial time for test of aquatic samples.
For the tests against E. faecium ATCC 51299, the Cu and Al plates did not show any antibacterial function until the second test hour.
The azimuth position of the Sun in the middle of the test hour was calculated relative to geographic north for each date and time of experiments.
Asphalt tracks covering at least a half-mile can attract Nascar-sanctioned events and can earn precious revenue from Nascar testing, which does not count against a race team's allotted testing hours at Sprint Cup tracks.
An offer of HIV testing that provides expanded testing hours, reduced waiting time, or allows for appointments for testing, may appeal to those with the greatest opportunity cost.
