求翻译：曾获得中级电工证、上岗操作证和普通话等级证，熟悉PLC编程，可识读工业数机床电气原理图、工作原理图。是什么意思？

正在翻译，请等待...

He was laid off at mid-level electrician license, operating licenses and permits, and be familiar with putonghua grade PLC literacy programming, industrial machine tool electrical schematic diagram, work.

Once obtained the intermediate electrician to prove, the mount guard holds testifies with the standard spoken Chinese rank card, the familiar PLC programming, might know reads the industry number engine bed electricity schematic diagram, the work schematic diagram.

Won intermediate electrician certificate, post operation certificate and Mandarin rank card, familiar with the PLC programming, read number of industrial machine tool electrical schematics, working principle.

Won intermediate electrician certificate, post operation certificate and Mandarin rank card, familiar with the PLC programming, read number of industrial machine tool electrical schematics, working principle.