2.54-FC（10P-64P） 2.54-FC（6P-64P） 2.54MM 2.54mm 1x40P 2.54mm 1x40T 排母 2.54mm 1x40TW 2.54mm 2x40P 2.54mm 2x40P 排母 2.54mm 2x40P 弯 2.54MM 2X40PIN