SPMCn.专用机器
SPabbr.自已推进的(=self-propelled)
Sphenolithus radansn.辐射楔石藻
Spiraea fritschianan.华北绣线菊
spongioid structure海绵体样结构
Spongiomma spinatumn.棘海绵眼虫
Spirogyra mutabilisn.多变水绵
splenic Portography[医] 脾门静脉造影术
sphenoturbinal bone蝶骨甲, 蝶甲骨
spheroidal catalyst球形催化剂
spherical loxodrome球面斜驶线