“arched-type piling bar (钢材)”的概念、定义、翻译、参考文献-科学参考

单词	arched-type piling bar (钢材)
释义	arched-type piling bar (钢材) 拱形板桩
随便看	lever of force lever of stability lever of the first kind lever of the third order lever-operated valve lever operation lever pin lever press lever principle lever pry bar lever punch lever punch press lever pusher lever ratio lever relationship lever release valve lever relief valve lever reversing gear lever riveter lever roller lever rule levers lever safety valve lever scale lever-set punch

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