“signature block”可以造什么句，signature block造句

All lines, including the date and the signature block, begin at the left margin.

In this format each typed element - except the date and the signature block - begins at the left-hand margin. The date may be backspaced from the right margin point to align at the right margin;

All lines, including the date and the signature block, begin at the left margin. Paragraphs are always blocked.

This signature block file stores the digital signature of the corresponding signature file.