CGB2T3X5R0J474M022BB CGB2T3X5R0J474M022BB 陶瓷电容 CGB2T3X5R0J474MT CGB3814 CGB-38-70005M CGB-38-70010M CGB-38-70050M CGB-38-70100M CGB-38-78005M CGB-38-78010M