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视向速度
 视向速度
space radial velocity
| 光谱仪
 光 谱仪
el. spectrometer
 光谱 仪
space spectrometer
 光谱仪
earth.sc. s
geol. spectrometer
met. spectrograph; spectroscopic instrumentation
multimed. spectroscopy

to phrases
视向速度 shìxiàng sùdù
space radial velocity
tech. line-of-sight velocity; sight line velocity
视向速度
: 15 phrases in 2 subjects
Space2
Technology13