aerostats surveillance
气球侦察
tethered aerostats
系缆气球
high-altitude aerostats
高空气球
military aerostats
军事气球
cost-effective aerostats
经济实惠的气球
remotely controlled aerostats
遥控气球
the military used aerostats for surveillance.
军队利用气球进行监视。
aerostats can be used to carry communication equipment.
气球可用于携带通信设备。
they deployed several aerostats to monitor the border.
他们部署了数个气球来监控边界。
modern aerostats are often made of lightweight materials.
现代气球通常由轻质材料制成。
aerostats offer a cost-effective alternative to aircraft.
气球提供了一种比飞机更经济的选择。
aerostats surveillance
气球侦察
tethered aerostats
系缆气球
high-altitude aerostats
高空气球
military aerostats
军事气球
cost-effective aerostats
经济实惠的气球
remotely controlled aerostats
遥控气球
the military used aerostats for surveillance.
军队利用气球进行监视。
aerostats can be used to carry communication equipment.
气球可用于携带通信设备。
they deployed several aerostats to monitor the border.
他们部署了数个气球来监控边界。
modern aerostats are often made of lightweight materials.
现代气球通常由轻质材料制成。
aerostats offer a cost-effective alternative to aircraft.
气球提供了一种比飞机更经济的选择。
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