Parent
SpreadsheetBackgroundPossibleWatermark.Parent property
获取这个的父级SpreadsheetBackgroundPossibleWatermark.
public override ContentPart Parent { get; }
适当的价值
这个的父SpreadsheetBackgroundPossibleWatermark.
获取这个的父级SpreadsheetBackgroundPossibleWatermark.
public override ContentPart Parent { get; }
这个的父SpreadsheetBackgroundPossibleWatermark.