external pin外部探针externaladj.外来的；外部的；外面的；表面的n.外观；外部；外界事物External cardiac resuscitation by massage体外按摩心脏复苏术external or internal floating-roof tank浮顶罐external plunge/crush grinding machine切入/滚压式外圆磨床external heated rotary activation furnace外热式旋转活化炉externalizing of employment relationgship雇佣关系外部化external differential compensating pinion双差速器外主动齿轮, 外差动补偿齿轮externally strengthening with steel plate粘钢板加固external characteristic of shock absorber减振器外特性external feedback type magnetic amplifier外反馈形磁放大器External hemorrhoids without complication外痔不伴并发症