先驱者号探测器
先驱者号探测器-
1978年12月，金星先驱者1号探测器和轨道飞行器，测定了金星大气层中的氩同位素。
In December 1978 , the Pioneer Venus 1 probe and orbiter measured argon isotopes in the atmosphere of Venus .
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“先驱者号”太空探测器上装有紫外线仪器，能够对在地球上探测不到的光进行测量。
The Pioneer probes have on board ultraviolet instruments which are measuring light that we can 't measure on the earth .