central cylinder

单词central cylinder

基本解释

un.: 中柱
网络: 中心柱；中心筒

英汉解释

• 中柱

例句

• The central cylinder comprises an inner wiping layer, a middle wiping layer and an outer wiping layer.

  所述中柱由内擦拭层、中擦拭层和外擦拭层构成。

• This allows the bit to drill around a central cylinder of rock, which is taken in through the bit and into the core barrel.

  这样允许钻头围绕岩石的中心圆柱体钻进，并通过钻头进入取芯桶。