驾驶室主控模块可以随时主动查询轮胎检测模块的工作状态，低成本、低功耗、更加稳定可靠。
The main control module of the cab can automatically inquire the working status of the tire detection module at any time, thereby reducing the lost and power consumption and prompting the reliability.
“查询工作负载调优使我们更加主动，而不是被动的，” 他说。
“Query workload tuning makes us proactive, not reactive,” he says.
通过对Oracle性能的主动和被动管理，以及优化工具SQL Trace、EXPLAIN PLAN和优化器的使用，缩短了数据仓库用户查询响应的时间，提高了查询效率。
By using active and passive management for ORACLE and optimize tools like SQL TRACE EXPLAIN PLAN and ORACLE OPTIMIZER, the query response time is shortened and the efficiency is improved.
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