《科学》[Science]13年9月27日出版pdf全文

孙弘博

NASA’s Mars Science Laboratory rover, Curiosity, at its Rocknest1 B1 t5 ?9 r8 m3 W! H
sample-collection site, Gale crater, Mars, on 31 October 2012.* ?' ^% p9 z" V& ]. Z
This is a mosaic of 59 images acquired by the Mars Hand Lens
  b% Z; V# {/ D0 J% R# D  `  Q) cImager, a camera mounted at the end of Curiosity’s robotic arm
1 ?$ t8 Y( _* e1 ~(both partly not visible during imaging and cropped out during
' k# L' i! l2 v$ R5 o5 V7 g. @processing). Four scoop troughs are shown; a fi fth was created after+ @) `; ^4 w) s* y7 G/ K( J$ t, f4 _
the mosaic was obtained. The width of each rover wheel is 40 cm.
5 H! q5 J2 j' z+ [* oSee page 1475.
6 u8 ^8 K# i* W/ e$ V" W( o4 m! Z* ~
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