因为该地录得的雨量来自各区域的单独测量数据，而卫星记录的雨量数据来自整个区域。
Rainfall gauges measure rain at a single location on the ground, while satellites record rainfall totals across a broader region.
这个方法包括首先记录下这个行星和它的恒星的光谱，然后在行星在恒星背面时单独测量恒星的光谱。
This involves recording the light spectrum of the planet and its star, and then measuring the spectrum of the star alone while the planet is hidden behind it.
结合激光器的等效电路和速率方程分析，避免了单独测量寄生网络和估计有源区电路参数。
The advantage of this method lies in that there is no need to measure the parasitic network separately and estimate the circuit parameters of active region.
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