China’s rapid economic growth and steady progress in reform and opening up has provided a strong driving force for global economic stability and growth as well as an open world economy. China has been a firm advocate and defender of economic globalization. The BRI dovetails with the UN 2030 ...
Women in Science are a Force of NatureMichael D. Lemonick
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【答案】:第一生产力 解析:primary:主要的,首要的;a primary productive force:第一生产力
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A。“gravity”通常指重力,A 选项“the force that pulls objects towards the earth”即把物体拉向地球的力,符合重力的定义。B 选项“the speed of an object in motion”是物体运动的速度;C 选项“the mass of an object”是物体的质量;D 选项“the energy of a system”是系统的能量,均与“gravity”的...
In this science fiction story, the hero has to fight ___ a powerful alien force. A. against B. for C. with D. to 相关知识点: 试题来源: 解析 A。解析:本题考查介词的用法。在这个语境中,“fight against”表示与……作斗争,这里指主人公必须与强大的外星力量作斗争,“fight for”表示为……...
In science class, you might measure forces with newtons(牛顿). This unit of force was named for Sir Isaac Newton. This English scientist has been 1 "the greatest scientist of all time." Newton was born on Christmas Day, 1642, in England. His father was a farmer 2 died three months...
Force is avector; it has both direction and magnitude. The SI unit for force is the newton (N). One newton of force is equal to 1 kg * m/s2 (where the "*" symbol stands for "times"). Force is proportional toacceleration, which is defined as the rate of change of velocity. In...
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