secondness第二性
secondadj.第二的;次等的;再一个的num.第二n.片刻;秒adv.第二;其次v.支持;赞成;附和;调派
second-order schedule procedure二阶程序法
second derivative gravity anomaly重力二次导数异常
Second order sliding mode control二阶滑模控制
second branch of trigeminal nerve三叉神经第二支
second- class slow- releasing二级缓释熏蒸
Seconds countdown timer -- set计时起倒数计时--设置
second-order-derivative-free避免二阶导数计值
second grade virulent encephalitis乙型病毒性脑炎