用振动力学推导出了管道悬空段固有频率的计算公式,管道悬空段的长度越大,其固有频率越低.
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The reed pipe hanging on the wall of his home is a folk musical instrument left by his grandpa.
挂在他家墙上的喉管是他爷爷留下来的民间乐器。
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Use a hanging clamp to separate the aluminium alloy pipe form the partition board.
安装方法二、利用吊夹把铝合金管与隔断分离开。
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The typhoon and stormy waves pulled out the soil beneath the pipe and make it hanging.
调查发现台风风浪将管道下部的海床掏空.
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hanging hook and bar clap on metal pipe should be fixed on load-carrying member.
金属排水管上的吊钩或卡箍应固定在承重结构上.
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