Coal, not gas: How China makes urea differently from the rest of the world While most countries rely on natural gas, China’s coal‑based urea industry has cushioned it from the Iran war and the price ...

Machine learning is the ability of a machine to improve its performance based on previous results. Machine learning methods enable computers to learn without being explicitly programmed and have ...

Abstract: When robots replicate human actions in peg-in-hole assembly tasks, such as USB Type-A insertion and removal, the complexity of the process and frequent obstructions from the inner walls make ...