然而，纽科门的蒸汽机效率极其低下。
In Newcomen's engine, however, the process was extremely inefficient.
托马斯·纽科门在伦敦去世。他曾在1705年发明第一台空气蒸汽机。
Thomas Newcomen, English inventor of the first atmospheric steam engine in 1705, died in London.
托马斯·纽科门在伦敦去世。他曾在1705年发明第一台空气蒸汽机。
Thomas Newcomen, English inventor of the first atmospheric steam engine in 1705, died in London.
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