The phrase "an indispensable step in" is correct and usable in written English.
It can be used to emphasize the importance of a particular action or process within a larger context or sequence of events.
Example: "Implementing a thorough training program is an indispensable step in ensuring employee success."
Alternatives: "a crucial part of" or "a vital component of".
What we have said is that an indispensable step in removing the President is voting for this.
Since lumen formation is an indispensable step in early mammalian development, this system can provide a powerful model for investigation of this process in a controlled environment.
For non-swelling clay minerals such as kaolinite, pre-intercalation with small polar molecules is an indispensable step in the silylation of interlayer surfaces.
Degradation of the extracellular matrix, which is an indispensable step in tissue remodelling processes such as embryonic development and wound healing of the skin, has been attributed to collagenolytic activity of members of the matrix metalloproteinase family (MMPs).
Innate sensing of viruses is, therefore, an indispensable step in the line of defense for cells and organisms.
Here we demonstrate that cAMP- and protein kinase A-dependent activation of p38 mitogen-activated protein kinase (MAPK) in brown adipocytes is an indispensable step in the transcription of the UCP1 gene in mice.
If proving their English proficiency was an indispensable step for applicants in obtaining employment, the policy might lead to increased nationwide English levels over time (or just to a great deal of teaching to the test).
Greenwald and others insist that treating prisoners with hepatitis C is an indispensable step toward eradicating the disease in the whole population.
As known, there is still a long way to go towards an economically competitive commercial power plant, hence DEMO in China is an indispensable step.
The establishment of methods to control the fluctuation in gene expression is an indispensable step to the synthesis of robust and reliable genetic modules.
An understanding of the major directions and stakeholders in this domain is an indispensable step to help build a collaborative dialogue.
