He inscribed "Birmingham city of a thousand trades" on the tip of a brass screw.
肖特还在一个黄铜螺丝钉的尖上雕刻了“伯明翰市，千行百业”的字样。
Based on experiments the production of screw type brass castings by upward drawing continuous casting is introduced in this paper.
本文在对蜗杆、螺杆类铜铸件的连续铸造方法进行试验的基础上，指出用上引连铸法生产此类铸件是行之有效的。
Based on experiments the production of screw type brass castings by upward drawing continuous casting is introduced in this paper.
本文在对蜗杆、螺杆类铜铸件的连续铸造方法进行试验的基础上，指出用上引连铸法生产此类铸件是行之有效的。
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