mean level
21Mean high water spring — The mean high water spring is the highest level that spring tides reach on the average over a period of time (often 19 years). This level is generally close to being the high water mark where debris accumulates on the shore annually. External… …
22mean sea level — noun the sea level halfway between the mean levels of high and low water …
23mean water level — vidutinis vandens lygis statusas T sritis ekologija ir aplinkotyra apibrėžtis Aritmetinis vandens lygio tame pačiame matavimo taške (upėje, ežere ar kitame vandens telkinyje) tam tikru metų ar paros laiku vidurkis. atitikmenys: angl. mean water… …
24mean sea level — vidutinis jūros lygis statusas T sritis Gynyba apibrėžtis Jūros lygio tam tikroje vietoje vidurkis, apskaičiuojamas remiantis daugelio stebėjimų, periodiškai vykdomų ilgą laiką, rezultatais. atitikmenys: angl. mean sea level pranc. niveau moyen… …
25mean sea level — noun Etymology: mean (VII) : sea level 2 …
26level-headed — ADJ GRADED If you describe a person as level headed, you mean that they are calm and sensible even in difficult situations. Simon is level headed and practical... His level headed approach suggests he will do what is necessary. Syn: sensible …
27Mean low water springs — The mean low water spring is the lowest level to which spring tides retreat on the average over a period of time (often 19 years). External links* [http://www.pol.ac.uk/ntslf/tgi/definitions.html Definitions] of various tide related terms on the… …
28Mean low water spring — The mean low water spring (MLWS) is the lowest level to which spring tides retreat on average over a period of time (often 19 years). External links Definitions of various tide related terms on the Proudman Oceanographic Laboratory site.… …
29mean time to repair — Abbreviated MTTR. The statistically derived average length of time, expressed in hours, that it takes to make a system level repair. See also mean time between failures …
30mean sea level — The average height of the surface of the sea for all stages of the tide. It is used as a reference for elevations. Usually, it is determined by averaging the height readings observed hourly over a minimum period of nineteen years. Also called sea …
