We can tell if machines are idle all the time, or if they're running at 60 percent capacity.
我们可以确定计算机是否始终处于空闲状态，还是以60%的使用率运行。
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Even the best catalytic converter is unable to process 100 per cent while running at maximum temperature, so allowing the engine to idle for extended periods of time can start to clog the system.