对于液氢，应当用易燃气体监测器来监测空气。
In the case of liquid hydrogen, the atmosphere should be monitored with a flammable gas detector.
地球网络已经在运作一个大型气候站点系统，还将扩展闪电监测器，该公司认为温室气体数据应该能有市场。
Earth Networks, which already runs a large system of weather stations and lightning monitors, is looking to expand, and it believes that there should be a market for greenhouse-gas data.
监测器进行何种气体的监督测量也可根据用户需求进行相应改进。
The kind of gas to be monitored also could be changed correspondingly according to the user demand.
监测器进行何种气体的监督测量也可根据用户需求进行相应改进。
The kind of gas to be monitored also could be changed correspondingly according to the user demand.
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