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假定主动土压力Ea＝93kN/m，作用在距基底z=2.10m处，试问，挡土墙抗滑移稳定性安全系数K1最接近于下列()项数值。
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A．matterB．gatherC．fatherD．rapid
听力原文： Doctors have fully separated the fused legs of a baby girl who's come to be known as Peru's mermaid. Holding up the legs of 13-month-old Milagro Wednesday her surgeon, called the delicate procedure a true success. The medical team had planned to begin repairing the birth defect by opening her legs up to the knees but say the procedure exceeded doctors' expectations. The girl's legs had been fused together from her thighs to her ankles when she was born. Milagro, whose name means miracle was born with a rare congenital defect commonly known as mermaid syndrome, which occurs in one out of every 70,000 births. Her doctors say there are only 3 known cases of children with the condition alive in the world today.
How old is the girl known as Peru's mermaid？
金融债券存续期间，发行人应于每年4月30日前披露债券跟踪信用评级报告。()
Which of the following statements is NOT true according to the passage？
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