The word rate is used in two ways within the structure. First, rate is a paygrade. Enlisted navy personnel do not have rank: only naval officers do. Second, rate is an abbreviation that contains both the rating and the paygrade abbreviations.he first steamship, mine, radar, torpedo, aircraft carrier, and many other âfirstsâ all established a new era in the Navy, and each directly impacted the enlisted occupation structure. During World War II, the Navy also briefly maintained a rating of Specialist, similar to the rank in the United States Army.
In mathematics and statistics, a stationary process (or strict(ly) stationary process or strong(ly) stationary process) is a stochastic process whose joint probability distribution does not change when shifted in time.
A standing wave is also known as a stationary wave. It is a wave that remains in a constant position. This phenomenon can occur because the medium is moving in the opposite diâ¦rection to the wave, or it can arise in a stationary medium as a result of interference between two waves traveling in opposite directions. JensR.