We get the accuratedistance between the two receiving transducers by adjusting the system in sea water.
对测量系统进行了海水中的校正，得到了两个接收换能器之间的精确距离。
2
They discovered almost 800 Cepheid variable stars, a special class of pulsating star used for accuratedistance measurement.
他们发现了差不多800个造父变星，一种用于准确测量距离的特殊变星。
3
Based on accuratedistance information between satellites measured by laser, a calibration technique of a tri-satellite TDOA location system is put forward.