工程机械及构造设计--QTZ1250塔式起重机起重臂设计_论文 关键词：臂架， 拉杆，斜腹杆， 上弦杆， 下弦杆 [gap=1050]Keywords: arm, draw bars, oblique abdomen, upper chord, lower chord.
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draw-bar 拉棍 ; [机] 牵引杆 ; 拉杆测力计 ; 连接杆
draw-bar box 拉杆箱
draw-bar-trailer 全挂车 ; 牵引杆挂车
draw-bar dynamometer 拉力表 ; 拉杆测力计
draw-bar trailer 拉杆拖车 ; 牵引杆挂车
Draw bar pull 挂钩牵引力 ; 拉杆牵引力
draw-bar frame 拉杆箱
draw-bar power [铁路] 牵引功率
coupler draw bar 车钩拉杆
N a strong metal bar on a tractor, locomotive, etc, bearing a hook or link and pin to attach a trailer, wagon, etc (卡车、火车等)拖钩
This paper analyzes the problems existing in the hardening and tempering process of the large draw bar.
该文分析了大型拉杆调质工艺存在的问题。
I had already written code that could draw bar charts, line graphs, and scatter plot graphs in SVG very nicely.
于是我便写了一些代码，以便能够精细地使用svg绘制柱状图、线图和散点图。
The pressure safety devices can help to retain the draw bar pulling force in the event of a breakdown of the hydraulic system.
安全阀可以防止因液压系统故障等原因而引起的油缸输出推（拉）力急骤下降，可确保加工安全。
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