只当需要显示信息时，总体性能才会被动态载入的组合框改进。
Overall performance is improved by dynamically loading combo boxes only when information is required to be displayed.
参议院的IT团队没有认识到的是，在不断改进他们的实践和工具来处理动态查询的过程中，他们已在采用一种新方法来解决数据库性能问题。
What the Senate's IT group didn't realize is that while evolving their practices and tools to handle dynamic queries, they would adopt a new approach to addressing database performance.
通过设计动态性能试验，找到了样机的振动薄弱环节和主要振源，提出了改进措施。
By making the dynamic performance test, the vibration weak points and the main vibration source of the prototype are found.
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