“增优减劣”，在自身找答案
Now scientists who track the animals using satellite pictures can no longer find most of the birds. They fear that thousands of penguins may have frozen in Antarctica's icy waters.
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"A lot of the work we're doing today by maintaining turbines and gas compressors will be shifted to maintaining high pressure pumps that inject the CO2," maintenance manager, Peter Bjerre told the BBC.
Under the new API design, transforms should not perform any work until the data is being consumed. This is a fundamental principle.