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铜棒 [tóng bàng]
[材] copper bar
[材] copper rod
[材] copper rod
- 大炮和大口径短炮是用黄铜棒镟制的。
Cannons and carronades were turned from brass rods. - 下面的头两张，我成一定角度放置横向进刀滑板在黄铜棒上切削锥形。
In the first two below, I have angled the cross slide to get a conical cut to the brass. - 第二个洞钻在舷外的脸，和更长的一块黄铜棒被切断，以适应总深度的结合孔。
A second hole was drilled in the outboard face, and a longer piece of brass rod was cut to fit the total depth of the combined holes.
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