The center electrode of the WFC v1.0 has been covered with a thin adhesive plastic sheet so has to get a fully insulated cathod.
该中心电极1.0的世界粮食理事会已与薄胶塑料布覆盖，因此要得到完全绝缘阴极。
The center electrode of the WFC v1.0 has been covered with a thin adhesive plastic sheet so has to get a fully insulated cathod.
该中心电极1.0的世界粮食理事会已与薄胶塑料布覆盖，因此要得到完全绝缘阴极。
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