As navigator, Lovell took with him a sextant to take star readings - in case the computers failed and they had to find their own way home.
FT Digital Edition: our digitised print edition
。业内人士推荐safew官方版本下载作为进阶阅读
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违反有关法律、法规、规章规定，出售、饲养烈性犬等危险动物的，处警告；警告后不改正的，或者致使动物伤害他人的，处五日以下拘留或者一千元以下罚款；情节较重的，处五日以上十日以下拘留。