以下为句子列表：
英文: Some recent developments in research and education are discussed as a means of pointing out how established practices and principles need to be continually re-examined in light of changing plant genetics and higher yield potentials.
中文: 讨论了研究和教育的近期发展，指出怎样建立按照变化的植物遗传性状和更高的产量潜势，需要不断重新检验措施和理论的方法。
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英文: Starts up and shuts down chemical process equipment according to established practices and procedures with guidance from senior technician in order to begin or cease production in a safe and environmentally sound manner.
中文: 根据规范、流程和主管的指令启动、关闭化学流程设备，以保证安全、环保地开始并停止生产。
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