An APL calculator calculates an APL corresponding to said data inputted from the exterior and generating an information about the number of sustaining pulses corresponding to the calculated APL.

average level of street noise

Very low level Low level Intermediate level High level

A level approximating that of mean low water springs.

Very low level Low level Intermediate level High level

Danish: mother tongue English: fluent French: good German: average Swedish: good Norwegian: good

An arbitrary level, approximating that of mean high water springs.

Medium level (upper secondary education and post-secondary non-tertiary education

Elevation above mean sea level.

Runway Elevation Mean sea level

Maritime mobile service identifier

These mid-level tiles are rasterized by rasterizing their component low-level tiles.

Process of mean sea level changing relative to some datum.

middle level services and health education

Sea is defined at Mean High Water.