Which of the following statements is NOT true?()
A. The open field system provided a good opportunity to experiment.
B. The open field system wasted land.
C. The open field system was wasteful of labor and time.
D. The open field system made livestock farming difficult.
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《入党志愿书》是党支部对发展对象全面考察的重要材料,是党支部审批党员的主要依据。()
A. 正确
B. 错误
影响世界经济增长的产业革命周期通常由繁荣期和衰退期构成,造成这种现象的根本原因在于引起产业革命的创新是连续的。
A. 正确
B. 错误
装卸臂3只液压缸可通过与主输控制箱连接的近控/远控移动控制盒进行操作。
A. 正确
B. 错误