Teaching module includes six components knowledge, tools, instruments used, circuit principle and circuit design, circuit board production, assembly and wiring, debugging and maintenance.
2
作为一种新型微波材料，广泛用于制作各种需要微波线路板的电器元件。
As a microwave material of new type, it is widely used in making electrical components of microwave wiring board for all kinds of needs.
3
本发明还公开了一种线路板的制作方法。
The invention also discloses a manufacture method of the circuit board.
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