The phrase "alternate air" is correct and usable in written English.
It is typically used in contexts related to aviation or engineering, referring to a backup or secondary source of air, often in systems that require redundancy.
Example: "In case of a malfunction, the aircraft will switch to the alternate air source to ensure proper cabin pressure."
Alternatives: "backup air" or "secondary air source".
Be nice!" This unreality seemed keenest in the hours leading up to Monday evening's vote in the House of Representatives for a contentious deficit-reduction deal that will prevent a government default — a heart-stopping possibility created by some of those who stride these marbled halls, breathing its alternate air.
The specimens were exposed to three types of aggressive environments; namely tropical climate (A-series), alternate air and sea water in a 14-day cycle (4 days in sea water + 10 days in air) (N-series) and continuous immersion in the sea water (W-series).
The structures were exposed to three types of aggressive environments: air environment in a tropical climate (A-series), alternate air and seawater environments in a 14-day cycle (4 days wetting + 10 days drying) (N-series), and continuous immersion in seawater (W-series).
This signal requires an immediate response from the diver's buddy, who should allow the out-of-air diver to breathe from his alternate air source regulator while the two divers ascend together.
An alternating air flow system and a bioaerosol reduction device were designed to prevent pressure drop and reduce bioaerosol release.
Manufacturers have developed alternating air pressure mattresses (APAMs) to provide periodic relief for individuals on prolonged bed-rest.
The distinguishing feature is transfer of pumping power by alternating air flow across a containment barrier, inside which there are no moving, deformed, or sealed components.
"One blast is really like getting multiple head injuries over a compressed period of time," Goldstein said, comparing each slug of alternating air to a hard-hitting tackle from a 300-pound linebacker.
The ridges responsible for the scattering of light consist of alternating air (a) and cuticle (c) layers, with thickness da and dc and refractive index na and nc.
Bovine incisors were stained by alternating air exposure and immersion in a broth containing natural pigments such as coffee, tea and oral microorganisms for 10 days.
Since its premiere, the series has alternated airing on Monday, Tuesday, Thursday, and Sunday evenings and has been frequently shifted between the 8 00, 9 00, and 10 00 PM timeslots.
