SELRn.选择器(波段开关)
SELn.信号工程实验室(=Signal Engineering Laboratories)
selenographic coordinates月面坐标
selerotium blight of rice稻菌核病
Seldinger catheterization塞尔丁格(氏)动脉插管术
sel f-validating sensor自确认传感器
Selevinia betpakdalaensisn.月鼠
selvedge stamping machine印边机
Selenastrum capricornutum羊角月牙藻
selenocentric coordinates月心坐标
selt anti-dual function非自对偶函数
Selaginella drepanophyllan.镰叶卷柏