以下为句子列表：
英文: The ancient joint defense compared with today's network function of Great Wall has become a dream in the memory.
中文: 照片说明：远古的联防与现今的网落长城的功能已成记忆的梦。
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英文: To investigate factors influencing its metering quality and work function a simple working model of the eccentricity mandril metering device was developed, displacement and speed equation of the seed during working were analyzed, and the processing course
中文: 摘要为探明影响偏心顶杆排种器排种质量及工作性能的因素，建立了排种器的简化工作模型，推导出排种器工作时种子的位移和速度方程，界定了充种和投种过程。
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