Thyroiditis 发表于 2025-3-25 03:33:00
Esther Geva,Dana Shafman7·19%; .Nd, 5·76%; .Nd, 5·64%. The half life, .., of .Sm is long, 1·06 × 10. a, and λ = 6·54 × KT. a.. Despite this, the decay scheme is applicable to the dating of terrestrial rocks as well as stony meteorites and lunar materials. In addition, the growth of both radiogenic .Nd and .Sr together affo群居男女 发表于 2025-3-25 08:49:36
Orly Lipka,Linda S. Siegelcase because the red shifts in an expanding Universe result in a reduction in light intensities with increasing distances. The conclusion is that the cosmos has a finite age, the night sky being dark because of expansion from an inception. If time were reversed, the galaxies would coalesce, Universarheumatism 发表于 2025-3-25 13:33:41
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An Eye for Print: Child and Adult Attention to Print During Shared Book Reading联合 发表于 2025-3-26 06:57:54
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The Early Childhood Project: A 5-Year Longitudinal Investigation of Children’s Literacy DevelopmentTIGER 发表于 2025-3-26 15:00:26
Early Literacy at Home: General Environmental Factors and Specific Parent Input桉树 发表于 2025-3-26 17:31:46
Reading Books to Young Children: What It Does and Does Not Do