1) Absentia
[æb'senʃiə]
失踪;缺席
2) be among the missing
在战场上失踪;缺席;不在;不知去向
3) missing tracking data
跟踪数据缺失
1.
In the situation of missing tracking data in the initial time interval for some tests,the inverse derivation method to estimate overall tracking trajectory by using modified telemetry data after deducting the guidance instrumentation systematic error was studied.
针对试验中出现的初始段跟踪数据缺失情形,研究利用修正制导工具误差后的遥测数据转至发射系下弥补外测跟踪数据的逆向递推方法,给出了实际实现方案。
4) absence
[英]['æbsəns] [美]['æbsṇs]
缺席
1.
Fathers always find reasons for their absence to mark their bold presence, which generates the daughters anxiety and anger.
虽然她小说中的父亲形象一而再、再而三地缺席,然而,父亲从未退场。
5) absence
[英]['æbsəns] [美]['æbsṇs]
缺席;缺乏
6) absence of ethical consideration
伦理缺席
补充资料：失踪
| 失踪 disappearance 见死亡宣告。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条