cross-hatch generator方格信号发生器
cross-hatch pattern[通信] 方格测试图
cross-hatch bubble device交叉孔磁泡器件
honing cross-hatch angle珩磨网纹交叉角
Shading and Cross-Hatch Patterns阴影和交叉线图案
V（动词） to shade or hatch (forms, figures, etc) with two or more sets of parallel lines that cross one another 用交叉平行线表现(表格、图像等的)阴影 [drawing]