actively develop technology market
积极开拓技术市场
以上为机器翻译结果，长、整句建议使用 人工翻译 。
But the large number of UAVs on display illustrates clearly that China is investing considerable time and money to develop drone technology, and is actively promoting its products on the international market.
WSJ: China's Drones Raise Eyebrows at Air Show
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