求翻译：zuan门为从事中职、中专、职高、技校等中等职业学校数控加工技术教学的教师开发的课堂教学辅助系统。是什么意思？

zuan door to engage in post secondary school, vocational school, secondary vocational schools, technical schools and other CNC machining technology teaching teachers to develop classroom teaching aids.

正在翻译，请等待...

The zuan gate for is engaged in the classroom instruction servosystem which the duty, the specialized middle school, the duty high, the professional school and so on the secondary vocational school numerical control processing technology teaching teacher develop.

Zuan door for persons engaged in vocational, technical school, vocational school, technical school, such as CNC machining technology for teaching in secondary vocational school teachers teaching aids system development.

The zuan gate for is engaged in the classroom instruction servosystem which the duty, the specialized middle school, the duty high, the professional school and so on the secondary vocational school numerical control processing technology teaching teacher develop.