“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	portrait of the goddess and the lady of the Xiang portrait of the King Miaozhuang of the Sansheng Opera Troupe in Xihe County Portrait of Yang Zhuxi Portrait of Yang Zhuxi by Wang Yi Portrait of YouSong by Du Qiong Portrait of Zhang Qingzi Portrait Painting portrait shop Portraits of Four Heavenly Kings Portraits of Periodical Offering Portraits Photography port safety port safety emergency port safety management Port Said port scanning Port Shed and Storage Yard Portsmouth port structure Port Sudan port sunlight port system port throughput Port Throughput Capacity Portual-Mwanga Interim Treaty

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