k**b 发帖数: 476 | 1 有酬报.
若你是个(或成为) referee,对绿卡申请会有帮助.
阅读一篇文章. 天文学或太阳.
给出一个报告(很容易)送到一科学杂志.
Condition: you must be a researcher/postdocs at
an institution/university/research center anywhere in the world.
Your professional area: astronomy/astrophysics, theoretical physics.
very easy to understand, needs only some basic knowledge in Physics.
Please contact [email protected]
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