head-margin

head-margin什么意思,head-margin翻译

基本解释

网络: 天头；头白边；版口

例句

• Margins: White space around the image area of a page. They are back margin, head margin, for edge margin and foot margin respectively.

  白边：页内围绕印纹面积的空白位。分别为内白边，头白边，外白边和脚白边。

• Head margin: The margin at the top of a page.

  头白边：书页上边的空白部份。

• For example, the head margin in this template measures proportionately more than is customary.

  例如，在模板的比例超过惯例的措施。

• Air Flow and Head Margin of Boiler Primary Fans with Their Reasonable Matching and Number Selection

  锅炉一次风机风量、压头裕量及其合理匹配和台数的选择

• Development of Automatic Test Experiment Set for Head Margin Stress

  封头边缘应力自动测试实验装置的研制