fixed point observation造句
例句与造句
- They are monitoring volcanic events on 110 active volcanos in Japan and 47 of these volcanos selected by the Coordinating Committee for Prediction of Volcanic Eruption are under the 24-hour observation with seismographs, accelerometers, GPS, air-shock recorders, fixed point observation cameras and other equipment.
- It's difficult to find fixed point observation in a sentence. 用fixed point observation造句挺难的