It enhances training to fulfill its missions, strengthens research and training in maintaining maritime, space and electromagnetic space security, and carries out MOOTW training.

加强使命课题训练，推进维护海洋、太空和电磁空间安全的研究与训练，有针对性地开展非战争军事行动训练。

youdao

The essential prerequisite for better space security is to improve "situational awareness" : that is, to know what is in space, who it belongs to and whether it is acting in a threatening manner.

获得更好的太空安全所必不可少的先决条件就是提高“情境意识”(situational awareness)：也就是要知道，太空中的它是个什么物体、它属于谁、是否正对自己进行威胁。

youdao

It is a matter of space, a matter of supplies and a matter of security.

这是空间问题，是供应问题，是安全问题。

youdao

Mr. Spletzer says these robotic technologies are finding uses in space exploration, medicine, and security systems.

VOA: special.2011.06.21

But in many regards, it is a matter of space, a matter of supplies, a matter of security where issues come out which don't really matter whether you believe in religion or not.

但是就各种方面来说，是关乎空间，关乎资源供应，关乎安全,这些问题并不一定和你,是否有宗教信仰有关。

普林斯顿公开课 - 人性课程节选

"China is continuing to closely follow the possible harm caused by the U.S. action to outer space security and relevant countries, " Foreign Ministry spokesman Liu Jianchao said Thursday.

CNN: Navy missile hits dying spy satellite, says Pentagon

Ordinarily I would probably talk about space security or missile defense at a group like this, but this evening I am going to change the subject, because frankly of an emergency that faces the United States government.

CENTERFORSECURITYPOLICY: Senator Kyl on nuclear deterrence

"This really gives them strategic reach in the Indian Ocean, " says Vivek Lall, vice president in charge of Boeing's defense, space and security operations in India.

WSJ: Asia's New Arms Race