在它下面放一根支柱。
在它下面放个支座。
The force resistance of powered support when horizontal loading was added under the condition of laboratory was analyzed and a horizontal loading experiment method was put forward.
对在实验室条件下进行水平加载检验时，液压支架受力情况进行了分析，提出了水平加载的试验方法。
The force resistance of powered support when horizontal loading was added under the condition of laboratory was analyzed and a horizontal loading experiment method was put forward.
对在实验室条件下进行水平加载检验时，液压支架受力情况进行了分析，提出了水平加载的试验方法。
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