以下为句子列表：
英文: Circulate line selection in double directionis a new selection procedure combined multiplication of seeds and development of new varieties.
中文: 摘要“株系循环双向选优法”是将原品种繁殖与新品种选育相结合的新方法。
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英文: Abstract: Geometrical structure factor is resolved into multiplication of two factors. Thus the calculations are simplified.
中文: 文摘:把几何结构因子分解成两个因子的乘积，使几何结构因子的计算得到简化.
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英文: Addition and subtraction we call the first -progression operation, multiplication and division we call the second –progression operation.
中文: 加法和减法叫做第一级运算,乘法和除法叫做第二级运算.
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英文: Ancai Group Co Ltd has improved the information level of the enterprise put in strong power to the sustainable development stratagy of the Group Co Ltd made the enterprise economic growth go up rapidly change from addition to multiplication change from qu
中文: 摘要安彩集团通过大力推进计算机辅助技术在玻壳生产领域的应用，提升了企业信息化水平，为集团实施可持续发展战略注入了强劲动力，使企业的经济效益增长由加法变乘法大幅攀升，由量的积累走向质的飞跃。
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英文: Autopolyploidy A type of polyploidy involving the multiplication of chromo-some sets from only one species.
中文: 同源多倍性：通常是由同一个体，同一纯种的染色体数目加倍而成的多倍性现象。
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