It is important to consider countermeasures for avoiding rock bursts in underground work.
2
设计舰艇的结构和对抗措施可以对抗各种水下和水上威胁的特定威胁和物理场特性水平目标。
A vessels structure and countermeasures can be designed to meet particular threat and signature level target for all of the main underwater and above-water threats.
3
本文介绍了有关军事空间系统对抗的问题,包括采取的对抗措施和对抗技术以及存在的问题。
This paper describes countermeasures to military space systems, including the importance of the countermeasures, countermeasures technologies and the implementation challenges.