line by line scan造句

• In lattice marking , the points are marked through line by line scanning , obviously this means is not only time - cost but also the carving words are saw - toothed . in order to overcome these defects , this paper presents two practicable methods to optimize the marking route and marking efffect
  同时，结合部分打标工艺参数对打标质量影响的分析，提出并说明了本文的重点即对打标路线进行优化的解决方法?笔划跟踪算法和笔划提取算法。