rough cut file 粗纹锉
rough single-cut file 粗单纹锉
rough-cut file 粗齿锉
keyed file file access system 键控文件档案存取系统
FDFS File Descriptor File System 文件描述符文件系统
file allocation table file system FAT 档案分派表系统
file to file 档案对档案
file usage file 档案使用法的档案
tape file-to-tape file transfer 带档案到带档案转移
1-D band-limited Weierstrass fractal rough surface 一维带限Weierstrass分形粗糙面
1D exponential rough soil surface 一维指数型粗糙土壤表面
2-D fractal rough surface 二维分形粗糙面
2-high rough mill 二辊粗轧机
3-axis rough machining 三坐标粗加工
3-D random rough surface 三维粗糙表面
4-high rough mill 四辊粗轧机
a Covering Generalized Rough Set 覆盖广义粗糙集
a rough diamond 未加工的天然钻石
aerodynamically rough surface [空]气动力粗糙面