Edge connectors, placed along one edge of some boards, are often gold plated.

边连接器，安放在沿边缘有些板，通常是金子被镀的。

One alternative method is to use test boards with card edge connectors for easy connection to the test system.

另一种方法是使用带有板卡边缘连接器的测试板，以方便和测试系统的连接。