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| землевед., трансп., авиац. |
baza oblakov |
| трансп., пром., стр. |
zgornja meja |
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| Английский тезаурус |
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| авиац., авиац., ИКАО |
The height above the ground or water of the base of the lowest layer of cloud below 6000 m 20 000 ft covering more than half the sky |
| авиац., амер. |
The heights above the earth's surface of the lowest layer of clouds or obscuring phenomena that is reported as "broken," "overcast," or "obscuration," and not classified as "thin" or "partial." |
| авиац., Канада. |
The lesser of: a the height above ground or water of the base of the lowest layer of cloud covering more than half the sky; or b the vertical visibility in a surface-based layer which completely obscures the sky |
| воен., сокр. |
ceil |
| сокр. |
clg (eatme) |
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| воен. |
combat essential items list |
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| сокр., стр. |
ceiling |
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| сокр., хим. |
maximum allowable exposure limit (Lesya1986) |
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| сокр. |
ceiling |
