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1·Our national defence has been strengthened.

国防力量业已增强。

2·Jin is the head of a strategy institute at China's National Defence University.

金是中国国防大学战略研究所所长。

3·The international situation being far from tranquil, we must strengthen our national defence.

现在国际局势并不太平，我们必须巩固国防。

4·Laser ranging is one important subject to be studied in science and technology of national defence.

激光测距是国防科技研究中的重要课题之一。

5·Based on the above all, my suggestion is first: strengthening in combat, to strengthen national defence.

基于以上种种，我在建议是第一：加强战备，巩固国防。

6·But in on the west the battle of the line is medium each arm of services of national defence army all shows scene, among them sharp-shooter especially outstanding.

但是在西线的战斗中国防军的各兵种均表现出色，其中狙击手尤其出色。

7·One idea is that France should set up a National Defence and security Council, loosely modelled on the American version, to co-ordinate domestic and foreign security.

也许法国应该建立一个国家防御与安全委员会，稍微按照美国的方式执行，以达到协调国内与国外安全的目的。

8·We operate in five domains: air, land, sea, outer space and cyberspace, says Dan Kuehl, a professor of information operations at the National Defence University in Washington.

“我们在五大领域作战：水、陆、空、外太空和网络空间。” 华盛顿国防大学的信息作战教授丹屈尔说，“我们的工作越来越依靠网络空间；

9·The research of blast, combustion, armour piercing, trajectory and aviation posture can't be done without high speed photograph in national defence science and technology research field.

在国防科技研究领域，爆炸、燃烧、穿甲、弹道、飞行姿态等的研究都离不开高速摄影。

10·It will strengthen the people's army, navy and air force, consolidate national defence, safeguard our territorial integrity and sovereignty and oppose aggression by any imperialist country.

它将加强人民的陆海空军，巩固国防，保卫领土主权完整，反对任何帝国主义国家的侵略。

国防

1·We operate in five domains: air, land, sea, outer space and cyberspace, says Dan Kuehl, a professor of information operations at the National Defence University in Washington.

“我们在五大领域作战：水、陆、空、外太空和网络空间。” 华盛顿国防大学的信息作战教授丹屈尔说，“我们的工作越来越依靠网络空间；

2·Jin is the head of a strategy institute at China's National Defence University.

金是中国国防大学战略研究所所长。

3·The research of blast, combustion, armour piercing, trajectory and aviation posture can't be done without high speed photograph in national defence science and technology research field.

在国防科技研究领域，爆炸、燃烧、穿甲、弹道、飞行姿态等的研究都离不开高速摄影。