半导体放电管:

　　p0080sa p0641sa p3100ec p1553aa p1800sb

　　p0080sb p0641sc p3500ea p1553ab sdt75-8

　　p0080sc p0721sa p3500eb p1553ac sdt58s

　　p0300sa p0721sc p3500ec p1803aa sdt1072

　　p0300sb p0080ea p2000aa61 p1803ab sdt072

　　p0300sc p0080eb p2200aa61 p1803ac sdt3072

　　p0640sa p0080ec p2400aa61 p2103aa sdt200s

　　p0640sb p0300ea p2500aa61 p2103ab sdta200

　　p0640sc p0300eb p3000aa61 p2103ac sdtpa200

　　p0720sa p0300ec p3300aa61 p2353aa sdt3021

　　p0720sb p0640ea p1400ad p2353ab sdt7072

　　p0720sc p0640eb p0602ab p2353ac sdt7150

　　p0800sa p0640ec p0602ac p2703aa sdt7260

　　p0800sb p0720ea p1402aa p2703ab sdt3010

　　p0800sc p0720eb p1402ab p2703ac sdt3010

　　p1100sa p0720ec p1402ac p3203aa sdt3010

　　p1100sb p0800ea p1602aa p3203ab

　　p1100sc p0800eb p1602ab p3203ac

　　p1300sa p0800ec p1602ac p3403aa

　　p1300sb p1100ea p2202aa p3403ab

　　p1300sc p1100eb p2202ab p3403ac

　　p1500sa p1100ec p2202ac p5103aa

　　p1500sb p1300ea p2702aa p5103ab

　　p1500sc p1300eb p2702ab p5103ac

　　p1800sa p1300ec p2702ac b1100ca

　　p1800sc p1500eb p3002ab b1160ca