You need to take the overall long-term maintenance of the system into account when deciding which platform is the right one for a given business problem.
当决定哪一个平台是解决给定业务问题的最佳平台时，您需要考虑系统的总体长期维护。
2
Excess margin Equity in a stock account above the legal limit required for margin maintenance in a long or short account.
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。
3
The credit expired last year, as it often does, a victim of Congress 'unwillingness to accountfor its long-term cost.