1) trace-preserving
保迹
1.
By the result trace-preserving anti-multiplicative mapping on Γn is characterized.
由此刻画了Γn的保迹反乘法映射。
2) preservation of historic site
古迹保护
1.
Its external space is discussed from circumstance,water,courtyard and other aspects in order to raise tourists consciousness about preservation of historic sites as well as their aesthetic conception to promote the protection and research of historic buildings.
简述了张谷英大屋这个古建筑群,从张谷英大屋的环境、水体、院落等外部空间进行了深入地探讨,旨在增强游客的古迹保护意识,增强他们的审美观念,从而促进古建筑物的保护和研究。
3) Ground-track keeping
轨迹保持
4) track keeping
航迹保持
1.
Introducted is an on line trained neural network controller for ship track keeping.
提出一种船舶航迹保持的在线神经网络控制器 。
2.
Generalized Predictive Control(GPC) algorithm for ship course keeping, for track keeping, for course adjustment & track keeping are presented in this paper.
基于广义预测控制，提出了船舶航向保持算法、航迹保持算法、航迹和航向综合保持算法，该算法能及时修正航向，具有很小的航迹航向偏差。
5) protective relic
保护遗迹
6) mark-reservation
痕迹保留
1.
Web OA Mark-Reservation Technology based on ActiveX;
基于ActiveX的Web OA痕迹保留技术
补充资料：保保
1.对儿子的爱称。 2.泛用为对儿童的爱称。
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