当然，压缩应该会增加 Web 服务器上的 CPU 资源消耗；但是实验室测试表明，这个影响很小，差不多只增加 2%~3% 的 CPU 使用率。
It was expected that compression should consume more CPU resources on the Web server, but the lab tests indicated the impact to be minimal with a 2 to 3 percent increase in CPU usage.
公司建立了集高低温、拉伸压缩、燃烧、硬度、色差等多项实验和检测的多功能实验室。
The company has established a multi-functional laboratory, where many experiment and test can be carried on, such as, low temperature, stretch, combustion, hardness and color difference, etc.
这些单位建议，清洁的空气或惰性气体的环境是在实验室空气，过程控制，仪器仪表和压缩空气系统所要求的使用。
These units are recommended for use when clean air or inert gas environments are required in laboratory air, process control, instrument and compressed air systems.
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