Sentence examples for contribution is necessary from inspiring English sources

The research on the observed internal contribution is necessary to provide a comprehensive understanding of Dst index variation.

When the absorption is not low, at Im(m) > 0.02, there is very good quantitative agreement throughout the entire range of a between the two distributions, so the limited system provides adequate accuracy for the geometric albedo A. However, in the case of m = 1.6 + 0.0005i, the particles with x> 15 significantly affect the geometric albedo A, and their contribution is necessary.

As I've always said, the air campaign, which is the primary Canadian contribution, is necessary but not sufficient.

This contribution is necessary regardless of the age or role of the deceased.

Laser ablation data confirm that the neural crest contribution is necessary for microvillous neurogenesis and that the olfactory placode is unable to compensate for the loss of this precursor population.

Eisenhower's Supreme Headquarters Allied Expeditionary Force (SHAEF) had authority over all the branches (air, sea, and land) of the armed forces of all countries whose contribution was necessary to the success of Operation Overlord (the planned Normandy invasion).

Moreover, taking into account the light hole contribution was necessary.

Knowledge about the material behaviour of aerial lime is however still limited, and contributions are necessary for better understanding of the evolution of its physical and mechanical properties, in particular concerning the structural behaviour of both historical and new constructions comprising of aerial lime.

Among these structural changes, the degree of heme ruffling was the most significant factor in simulating the overall NRVS features in A7F; however, slightly changing the Fe NHis bond and polypeptide bending contributions was necessary to fine-tune the spectrum.

Further, our work does not consider the potential for nongenetic inheritance due to epigenetic inheritance (transmission of DNA methylation variants), somatic inheritance (parentally derived somatic resources that affect development), or behavioral inheritance (parental influence on developmental environment) and future work considering these contributions are necessary.

To determine this contribution it is necessary to specify the amplitude of these oscillations and solve the problem of determining their spatial structure.