choice of HVAC system

• 空调系统选择

choice of HVAC system的用法和样例：

例句

1. Select the authentication method for your system.
   为系统选择认证方法。
2. Frequently, for high-performance environments, the choice of isolation levels involves a trade-off between consistency and concurrency.
   通常来说，为一个对性能要求高的系统选择事务隔离级别时，需要在数据一致性及数据并发处理间进行平衡。