The phrase "array of steps" is correct and usable in written English.
It can be used to describe a series of actions or procedures that are organized in a particular order.
Example: "To complete the project successfully, we need to follow an array of steps that include research, planning, and execution."
Alternatives: "sequence of actions" or "set of procedures".
Since the Benghazi attacks, the State Department has taken an array of steps to improve diplomatic security in risky locations.
They laid out an impressive array of steps, most of which have long been in the pipeline or anticipated and which can be carried out without congressional approval.
Air Force officials also ordered an array of steps intended to change the culture of the academy, which many women who are cadets said was deeply hostile to them.
In addition, ICE officials said Friday that they had been aware of the inspector general's findings since last year and had taken an array of steps to address them.
The most refreshing work in current Ballet Theater repertory, it's enchanting — both witty and intoxicating — in its array of steps, in its musical timing and in its elaborately formal structure.
Instead "it is more complex, involving a wide array of steps, such as building integrated frameworks based on cutting-edge concepts of measuring results, categorising the scope of strategy choices, understanding institutional dynamics, making paradigms explicit, and understanding how and when paradigms become obsolete".
On the other hand, these misoriented or, in other definition, high-index surfaces are known to undergo phase transformations, depending on the misorientation angle, from nanofaceting (like (3 1 1)A, (3 1 1)B, (3 3 1), (2 1 1)B GaAs surfaces) to arrays of step bunches (like (7 7 5) GaAs, etc).
In her meticulous and conventional arrangement of a wide array of ballet steps, Ms. Peña is concerned with geometry.
HONG KONG — The booming pace of China's manufacturing growth slowed somewhat in May, as an array of government steps to forestall overheating in the giant economy began to take effect, data showed Tuesday.
Even before the head of the union, Local 1811 of the Amalgamated Transit Union, delivered the news at a Midtown Manhattan hotel, Mayor Michael R. Bloomberg held his own news conference to denounce the move and say that the city was ready with an array of backup steps to support children and their families.
The ease of splitting on (001) planes resulted in multiple parallel cleavage surfaces and the formation of a complex array of surface steps and sub-surface blisters.
