Kipping hasn't put his method into practice yet, since no star is known to have both a planet and moon that transit.
基平并没有付诸实施他的方法不过,因为没有已知的恒星是一颗行星都和月亮,过境。
Kipping hasn't put his method into practice yet, since no star is known to have both a planet and moon that transit. However, NASA's Kepler spacecraft should discover several such systems.
由于还没有发现任何恒星同时有行星和其卫星凌日,Kipping并没有把他的方法运用于实际。但是,NASA的开普勒号航空飞船会在将来发现一些这样的系统。
This paper establishes a synthetic evaluation index system of the urban rail transit transfer hinge with AHP method, quantifies the index system and gives different weights to all evaluation indexes.
采用层次分析法建立了城市轨道交通换乘枢纽的综合评价指标体系,并对该指标体系进行量化,对各评价指标赋予不同的权重。
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