flag leaf length

例句：

1. 1. The flag leaf length is an important factor in determining the height of a flagpole.
   旗叶长度是决定旗杆高度的重要因素。
2. 2. The flag leaf length affects the stability of the flag during display.
   旗叶长度影响旗帜在展示时的稳定性。
3. 3. The flag leaf length was measured to ensure that it met the required standards for display.
   测量了旗叶长度以确保其符合展示所需的标准。