However, the key of the problem is how to use and develop the labor resource of our country, this is what we should make efforts to research and discuss.

然而，问题的关键在于如何利用和开发我国的人力资源，这是值得我们花大力气研究和探讨的问题。

youdao

The key of the problem is how to reflect the permutation information of a character sequence.

问题的关键是如何反映字符序列的排列信息。

youdao

The key of the problem is to monitor species and concentration of Aluminum in surface and soil water.

监测地表水和土壤水中的铝形态及浓度变化是问题的关键。

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Often the goal is to find the key indicator of a problem or to track the performance of a system.

FORBES: Splunk's Godfrey Sullivan on Overcoming Barriers to Operational Intelligence

Mobeam's patented technology solves the key problem that has limited the progress of mobile commerce - the vast majority of existing POS systems are unable to communicate with smartphones.

ENGADGET: Samsung partners with Mobeam to offer scannable bar codes on the Galaxy S 4

The government saw elected mayors as the key to the unresolved problem of English devolution.

BBC: The flawed concept that saw voters reject city mayors