The phrase "a main tool for" is correct and usable in written English.
It can be used to describe a primary instrument or method used to achieve a specific purpose or goal.
Example: "The new software serves as a main tool for improving productivity in the workplace."
Alternatives: "a key resource for" or "a primary means of".
Numerical simulation of component and assembly behaviour under different loading conditions is a main tool for safety design in automobile body shell mass production.
The head of the National Intelligence Service, once used by the country's military dictators as a main tool for silencing political dissent, remains one of the most powerful government jobs in South Korea.
In this sense, the proposed model is a main tool for facilitating decision making in some management aspects such as the quantification of total amount of cones annually supplied to nut industry, design of cone harvest programs or the optimal application of seedling felling.
Thermal spraying has emerged as a main tool for improvement in surface.
The next proposition is a main tool for studying the convergence analysis of the iterative sequences generated by Algorithm 2.3.
Iterative schemas are ubiquitous in the area of abstract nonlinear analysis and still remain as a main tool for approximation of fixed points of generalizations of nonexpansive maps.
These phones have become a main tool of communication for many of the 17,000 North Korean defectors living in the South trying to re-establish contact with their families and friends in the North.
A mobile phone is a drug dealer's main tool for drug dealing, beyond drugs and those little see-thru bags they have that clip together at the top.
Docking of known or related atomic structures of components into the EM map of an assembly is the main tool for interpretation.
As is well known, the weak solution of equation (1.2) is the critical point of I in E. Next lemma can be viewed as a generalization of Struwe's monotonicity trick [12] and is the main tool for obtaining a bounded Palais-Smale sequence.
Routine ocean monitoring and forecasting based on sound science, long term and adaptive monitoring, and co-operation between nations, is the main tool for such a management.
