Sentence examples for key problem is to from inspiring English sources

The key problem is to find the appropriate exchange correlation energy E xc.

Nowadays, the key problem is to extract the relevant information from these huge amounts of higher-dimensional data.

We found that the key problem is to find out the exact part of clothing, and discard it.

The key problem is to adopt some measures that control the operating conditions to avoid deviating from the design point.

One key problem is to find a feature vector set (data attributes) to distinguish different types of down-hole dynamometer cards (distribution modes).

As a result, the key problem is to be built to minimize the payment of the source node under the constraints of ( {R}_sge {R}_s^0 ).

In building reach envelopes, one of the key problems is to represent the reach limits accurately and conveniently.

(2) Large sections and multiple section types will characterize highway tunnels in future, and one of the key problems is to research and develop safety control systems for these tunnels.

One of the key problems was to keep the signal from the chip phenomenally clean, ten times purer than that from 3G and 4G devices.

To understand the cellular origins of these behaviors, key problems are to identify the rhythmogenic and premotor populations, and then quantify the requisite number of neurons to sustain functionality.

This means, the key design problem is to establish which performance measures are interrelated and how much they contribute to each of performance concepts defined in the PMFCC.