arrow lines造句

• Relationship arrow lines among activities not clear
  关系箭头线在作业之中不清楚。
• Arrow line display
  箭头线显示
• Commenting for them should be like that of modules and pragmas , but it looks nice if the arrows line up as well
  它们的注释应该类似于模块和编译指示的注释，但是，如果将箭头对，将更好看：
• The peculiarity of algorithm in this thesis lies the rapid speed of arrange dots , short of cross , arrow lines symmetrical
  本论文中算法基于pert网络图绘制的基本理论及要求设计，特点在于布点的速度快，交叉少，箭线分布较均匀。