Source: Computational Materials Science, Volume 266
公式： f(x)=x⋅Φ(x)≈0.5x(1+tanh[2/π(x+0.044715x3)])
，详情可参考51吃瓜
2026-02-27 00:00:00:0本报记者 张志文5年来，中国石油（伊拉克）哈法亚公司累计油气作业产量当量突破1亿吨——3014250210http://paper.people.com.cn/rmrb/pc/content/202602/27/content_30142502.htmlhttp://paper.people.com.cn/rmrb/pad/content/202602/27/content_30142502.html11921 为伊拉克石油产业可持续发展注入强劲动能（共建“一带一路”·第一现场）
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明知他人从事前款活动，为其提供条件的，依照前款的规定处罚。