Practically side-by-side in time, discovered in separate observations made as part of the Sloan Digital Sky Survey, are compact but bright objects known as quasars.
实际上与此同时,在索隆的数字天空测量的分离观测部分里,这种紧凑但是明亮的物体已经被发现,并被认知为类星体。
It is known that during the side and Angle adjustment of networks, it is necessary to do the variance components estimation to make the weights of observations rational.
众所周知,边角网平差时应进行方差分量估计,以使观测权趋于合理。
It is known that during the side and Angle adjustment of networks, it is necessary to do the variance components estimation to make the weights of observations rational.
众所周知,边角网平差时应进行方差分量估计,以使观测权趋于合理。
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