| 1. | You ' d better prepare your message in a punched tape first
你最好先将电文凿好孔。 |
| 2. | Punched tape technique for information processing ; vocabulary
信息处理用穿孔带技术.词汇 |
| 3. | Punched tape machine
穿孔纸带机 |
| 4. | Punched tape input
穿孔纸带输入 |
| 5. | Punched tape code
穿孔纸带码 |
| 6. | Information processing . implementation on punched tape of the 7 - bit coded character set
信息处理.位编码字符组在穿孔纸带上的表示法 |
| 7. | Information processing ; coding on data media ; representation of 7 - bit code character sets on punched tape 25
信息处理.数据媒体编码.在穿孔带25上7位码字符集的表 |
| 8. | Numerical control of machines . punched tape formats - coding of preparatory functions g and miscellaneous functions m
数控机床.穿孔带程序段格式中的准备功能g和辅助功能m的代码 |
| 9. | A data medium in or on which data have never been recorded , e . g . , paper that is unmarked ; punch tape that has no holes
一种数据介质，在其内或其上从未记录过数据。例如，未用过的纸，没有穿孔的打孔用纸带。 |
| 10. | The system realizes multiple serial port communication and management by way of multi - port serial board ( 2 ) use the database technology to manage and manipulate the physics information data of nc tool . the basic information management system , the nc program auto - create system , the simulation of cutter working and dnc communication program are integrated to one system . it realizes the offline programming and controls of no - punched tape , helps to cut short the supplementary cutting time and improves the efficiency of to program and machine tools and realizes the separation and seamless connection of program and manufacture
本课题以硬件为辅助手段，以软件为主要手段实现了以下功能：以串口扩展卡来实现网络中多台数控机床的通信和管理；使用数据库技术对数控机床的物理信息进行管理和操作，将数控机床基础信息管理系统、 nc程序自动生成模块、刀具加工轨迹仿真模块和dnc通信接口模块集成为一体，实现了数控加工的离线编程和数控系统的无带控制，提高了编程效率、质量，缩短加工辅助时间，提高了机床的效率，既实现了编程和加工的分离，又达到它们之间的无缝连接。 |
