国家级的技术侦察手段已经提供了目标的高空侦察照片。

National technical means had provided overhead reconnaissance photos of the objective.

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战场侦察雷达是炮兵射击指挥系统的重要情报前端，是炮兵最有效和最有发展前途的技术侦察手段。

Battlefield reconnaisance radar is an important information source for fire command system of artillery, and is the most valid technical reconnaissance method. It has wide development prospect.

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我们在海宁首先发现了这个代理，根据这个代理通过技术侦察手段，发现了在广东开设网站的这个团伙。

Haining First of all, we discovered this agent, according to the agent through technical means of reconnaissance and discovered the site in Guangdong this group.

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