collateral factor

WBTC has a higher collateral factor than smaller tokens because it is more liquid and less volatile.WBTC 具有比小型代币更高的抵押系数，因为它流动性更好且波动性更小。

Governance votes on collateral factors must balance capital efficiency for borrowers with safety margins for the protocol.关于抵押系数的治理投票必须在借款人的资本效率与协议的安全边际之间取得平衡。