1815年后，这种古老的生产方式开始让位于那些由无技能或半熟练工人操作机器的工厂。
After 1815 this older form of manufacturing began to give way to factories with machinery tended by unskilled or semiskilled laborers.
这就造就了技术更熟练的工人，改进了生产的质量，创造了更好的就业机会。
This resulted in better skilled workers and led to improved production quality and better job opportunities.
工人熟练进行各种锻件的加工生产。
Forging a variety of skilled workers in the processing production.
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