maintenance margin level

If the margin account balance falls below the maintenance margin level, the account balance must be brought back up to the maintenance level.

这句话为什么不对？保证金低于维持保证金不就要求补仓了吗？

Margin Call Amount of additional cash or securities that must be deposited in an account if equity falls below minimum margin maintenance level.

追缴保证金通知当净值低于最低保证金维持标准时必须存入的资金或股票。

Margin Call Amount of additional cash or securities that must be deposited in an account if equity falls below minimum margin maintenance level.

超额保证金在长期或短期账户中，超过法定保证金维持范围的股票账户净值。