“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	underground coal gasification underground cold storage facility underground communication underground complex underground concrete-gunite truck underground concrete-mixer truck underground cultural and educational facilities underground deep stormwater storage tunnel underground diaphragm wall underground diaphragm wall foundation underground drilling underground driving system underground dump truck underground economy underground electromagnetic wave method underground elevating platform vehicle underground energy storage system underground engineering geophysical exploration underground engineering support underground engineering survey underground equipment pinpoint underground explosion underground explosion-proof operation safety underground explosive magazine underground explosives charging vehicle

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。