SN38 8仪器是国内地震勘探的主要仪器之一。
SN388 seismographer is one of major seismograph used in seismic prospecting at home.
绕地飞行的观测台上三种主要仪器之一(AIA)每十秒种用十个波长来给太阳拍照。
One of three main instruments on the orbiting observatory, the AIA takes pictures of the sun in ten wavelengths every ten seconds.
该技术主要仪器为声纳测距仪，它包括地面仪器、井下仪器及各种辅助设备。
It is mainly composed of sonar range finder which includes comprehensively surface instrument, subsurface equipment and different kinds of accessory.
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