This workshop has been operating for a hundred years, and makes an iron plough about every four days for use by local farmers. This is the largest workshop of its kind found to date.
这家作坊有近百年历史，现仍以四天为一周期铸造犁铧和犁镜，供应当地农户，是迄今所发现规模最大的石范铸铁作坊。
But what about the advice that the likes of Mr Qing needs as he struggles with his clattering plough - who helps supply that?
但是像秦先生这样为响个不停的燃料动力犁而发愁的人，谁来给他们建议？
It is possible that societies which had very strong notions about "a woman's place" or "men's work" were the ones which adopted the plough.
一个对“女性的地位”或“男性的工作”有很强观念的社会也有可能是使用犁的。
Examined by practice, the method about the working condition parameter optimization for coal plough and the calculation about friction force on plow head are feasible.
经实践检验，本文的刨煤机工况参数优化方法和刨头摩擦力计算方法是切实可行的。
Examined by practice, the method about the working condition parameter optimization for coal plough and the calculation about friction force on plow head are feasible.
经实践检验，本文的刨煤机工况参数优化方法和刨头摩擦力计算方法是切实可行的。
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