padding block

基本解释

Compressor Set; Installation Without Iron Padding Block; Secondary Grouting; Stressless Pipeline Connection;
压缩机组；无垫铁安装；二次灌浆；无应力配管；
Containing block horizontal constraint. A left float box's left margin edge may not be to the left of the containing block's left padding edge.
包含块的水平限制：左浮动框的 margin edge 不能在包含块的左 padding edge 框的左边。
Opposite horizontal margin constraint. A left float box that has another left float box to its left may not have its right margin edge to the right of the containing block's right padding edge.
对立水平边框限制：如果一个左浮动框的左边还有另一个左浮动框，那么这个左浮动框的右 margin edge 不能在此包含块的右 padding edge 之右。