SIGSn.天体惯性制导系统
Sigabbr.信号(=signal)abbr.签名(=signature)abbr.标记(=signa)SIG.abbr.特殊利益集团(=special interest group)
Sigmodon ochrognathusn.黄吻棉鼠
SIGINT Manpack System信号情报携带式系统
SIGINT Support Element信号情报支援小队
Sigalphus flavistigmusn.黄痣屏腹茧蜂
Siglophora ferreilutean.锈血斑夜蛾
Sigalphus liaoningensisn.辽宁屏腹茧蜂;新种