{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can computational resource abuse be prevented in blockchain?","a":"Decentralization: The blockchain adopts a decentralized network architecture, distributing computing and storage tasks across multiple nodes, avoiding the situation where a single node controls a large amount of computing resources, thereby reducing the risk  of abuse of computing resources."}]}],"pr":"43a00c58e1ecdb8ab0ec4fa06635edd49ebf561583dc66d8a48f2f4b8b0ce7ad"}