The phrase "as a major input" is correct and usable in written English.
It can be used when discussing significant contributions or factors in a process, analysis, or decision-making context.
Example: "The data collected from the surveys will be used as a major input in our final report."
Alternatives: "as a key factor" or "as a significant contribution."
Precision metal stamping for auto parts uses steel as a major input.
The unit experiences intensive groundwater draft and remains as a major input for societal development.
As a major input for the scenario modelling and calculation of potential market penetration paths of electric vehicles until 2030, a consumer survey was completed by the end of 2013 [2].
These functions generally expect gene expression matrices (with genes in rows and samples in columns) as a major input, and the ultimate output are genes ranked by dC measure or P-value, from which one can obtain a DCG list.
As MT cells provide a major input to the NOT and thus to the key structure driving OKR in monkeys [32] we believe that OKR in monkeys and man should also have a threshold near 5% coherence in random dot stimuli.
This is due to affordability of the mini-grid system as diesel price which is a major input is reduced drastically, as more LGAs are now able to afford it.
In descriptive category B, a major input as to how the child tackles motor problems comes from instructions given by the physiotherapist.
But hard-headed thinking, directed by George Osborne with a major input from Michael Gove, prevailed as the Tory leadership made careful preparations to ensure that they, rather than the Labour leadership, defines Corbyn to the wider electorate.
Where glacier melt is a major input to a lake, the changes in level respond to seasonal heating as well as seasonal precipitation.
England will want a major input into the opening game on September 18 as there are varying options open to the hosts.
