天文学专业英语词汇翻译
卜然托数 Prandtl number主星序前 pre-main sequence极大前息(新星光变) pre-maximum halt爆前新星 pre-nova前导黑子 preceding spot前导黑子 preceding sunspot岁差；进动 precession岁差 precession of the equinox岁差常数 precessional constant运动 precessional motion精[密]度 precision前兆脉冲 precursor pulse预测[复返]彗星 predicted comet初算 preliminary calculation初步命名 preliminary designation博斯星表初编 Preliminary General Catalog (PGC)初[始]轨[道] preliminary orbit压力致宽 pressure broadening压力效应 pressure effect压致电离 pressure ionization压力尺度高 pressure scale height主星 primary母钟；主钟 primary clock主星 primary component原宇宙线 primary cosmic radiation语际翻译 版权所有
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