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瓦特发明蒸汽机时,只是一名仪器修理工,只能租间地下室,借些钱买材料。作为工业机械的蒸汽机,它要求的精确度和工艺水平,远不是瓦
When Watt invented the steam engine, he was just an instrument mechanic who could only rent a basement and borrow some money to buy materials. As a steam engine for industrial machinery, it requires precision and craftsmanship, far from being watts