如果说岳飞是硬开硬打的将帅，杜杲就是防御反击的大师 2019-12-21

http://baijiahao.baidu.com/s?id=1597088292742814025&wfr=spider&for=pc 移动炮箭木楼、 射眼的小箭、 专用的平底船、 鹅梨炮、三弓弩炮、防炮网。守安 ...

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Franz Reuleaux---“billig und schlecht” 2018-10-11

Reuleaux was the appointed chairman of the  German  panel of judges for the Sixth World Industrial Fair opened in  Philadelphia   ...

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