“preparatory function instruction”的概念、定义、翻译、参考文献-科学参考

单词	preparatory function instruction
释义	preparatory function instruction Encyclopedia 工学数控机床坐标系统释 preparatory function instruction准备功能指令零件数控加工编程中，用以指定机床或控制系统建立加工功能的方式，使数控机床准备好与插补有关的某种运动方式的指令。又称G代码、G指令。
随便看	Nauru Agreement，Nauru Agreement Concerning Cooperation in the Management of Fisheries of Common Interest Nauruans Nauru International Airport Nausicaa of the Valley of the Wind nautical almanac nautical astronomy nautical chart form nautical charts and publications nautical chart unit nautical ergonomics nautical health supervision nautical medicine nautical mile Nautical Navigation nautical nutrition nautical psychology nautical publications nautical publications publishing system Nautical staff health evaluation nautical star Nautical stuaff Medicial selection nautical table nautical triangle nautical twilight Nautilus

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