The digitalization of metalminescan helpto fullyexploit theresource, efficientlycarry out the mine pduction, reducethe workers'laborstrength and raise both the economical and socialbenefits.
To help search out and destroy China's growing fleet of submarines, the United States has turned to the P-8A Poseidon, a modified Boeing 737-800 able to conduct area-wide anti-submarine warfare.