The phrase "at specific hours" is correct and usable in written English.
You can use this phrase to describe set times of day or night. For example, "The library is open at specific hours each day."
Not only would this save the cost of all of the free tickets, but it would also save the time and cost of the viewers getting to theaters on specific days and at specific hours.
However, few of these systems provide information on the forecast utilization at specific hours – a process that requires the study of the competition between parking alternatives for the market share.
Devasia et al. (2004, 2006) analyzed the Esb layers at specific hours over equatorial regions, and they connected these layers with Counter Electrojet events (CEJ), when the EEJ current was reversed.
Embryos were staged and fixed at specific hours post-fertilization (hpf) as described elsewhere (Kimmel et al. 1995).
Two caregivers expressed frustration over fasting, especially when migrants were unwell or needed to combine medication with a meal at specific hours.
Embryos were staged and fixed at specific hours (hpf) or days (dpf) post-fertilization as described by Kimmel et al. (Kimmel et al., 1995).
The daily variation in TEC is apparent at the three specific hours during both the winter (01 July , 2001 and summer (25 February , 2002 cases.
For instance, a user may spend weekdays at work during specific hours (e.g. between 8am and 5pm) and may spend weekends doing shopping and/or visiting restaurants and new places.
The special outpatient clinics will open each week at specific consulting hours and specifically provide evaluation service to children with developmental delay; and if necessary, these children will be referred to other department for further diagnosis or evaluation.
Furthermore, the Esb layers also occur at daytime during some specific hours when the vertical component is low.
One of the gallery's leading Japanese artists, Shizuka Yokomizo, made her name by posting letters through strangers' doors in the UK, asking them to pose for a photograph in their front window at a specific hour after dark, in return for a print.
