shielding earth 中文意思是什麼
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In general, concrete or damp earth would represent a fair compromise for neutron, as well as for gamma-ray, shielding.
一般說，混凝土或濕土是護防中子和射線的相當滿意的防護體。 -
The satellite also found local magnetic fields, indicating that mars once had a global magnetic field like earth ' s, shielding it from cosmic rays
探測者號還發現局部磁場，預示著火星曾經有著與地球類似的磁場，這種磁場由宇宙射線防護著。 -
When most objects near the sun were removed by the pull of jupiter, the giant planet in turn became the protective barrier of the inner solar system, shielding inner planets like earth by minimizing impacts of huge external objects
當大部份在太陽附近的物體被木星的引力清除后，木星反過來成為內太陽系的屏障，令地球等內行星受外來巨大物體撞擊的機會大大減低。
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