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单词
open web steel joist
释义
open web steel joist
英?[??up?n web sti:l d??ist]
美?[?op?n w?b stil d???st]
释义
n.
桁架檩条是建筑用的屋面承重结构;
檩条是搁置在屋面主结构上的水平构件;
其上一般铺设金属屋面板(有的时候附保温)。通常9米跨距左右的檩条;
采用冷弯C、Z型形式
随便看
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high-pressures
high pressures
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high pressure safety cut oot
high-pressure safety cut-out
high pressure safety cut-out
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high-pressure safety injection pump
high-pressure safety injection system
high pressure safety valve
high pressure safty valve
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high pressure sampling valve
high pressure science
high-pressure science
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更新时间:2026/4/23 19:17:45