Each channel had a unique themed test card.

每个频道都有各自不同主题的测试卡.

You can learn the card reader is normal by operating the card reader self-test button or using the test card to verify.

可先行操作读卡设备本身之自我测试功能键，检查读卡设备是否正常或使用测试卡测试。

The self-test card is unique national patent invention of testing the before and after effect and processing positiong analysis for the health of genitals.

检测卡为独特的国家专利发明，主要用于“月月爱”负离子卫生巾使用前后的效果对照，以及对生殖器健康进行定性分析。