任何有较强重力的物体都会对其他物体产生引力。Anything with strong gravity attracts other things to it.我们知道不断增加的引力会加速细胞的分裂。Increasing gravity is known to speed up the multiplication of cells.月球的引力the gravitational pull of the moon...
Automatic Gain Control ( AGC ) is widely used in communication. radar & amp ; instrumentation systems.自动增益控制 ( AGC ) 环路广泛地应用于通信、雷达 、 仪器系统.The new AGC algorithm with variable structures and parameters was gived.给出了带钢热连轧变结...
她的舞蹈赢来震耳的欢呼声、口哨声和掌声。Her dancing brought loud cheers, wolf whistles and applause.我们左边一大群英格兰球迷发出震耳欲聋的口哨声。The whistles from the large contingent of England fans away to our left are deafening.她能从那总是偏低的口哨声听出送奶人的到来.She could ...
山势在南边一路下倾延伸至农田。To the south the hills dropped away to farmland.我们转过弯,看到路陡然下倾.We turned the corner and saw that the road descended steeply.道路下倾,直到水边.The road declines to the water's edge....
木星的卫星木卫二好像有流动的海洋.Europa a moon of Jupiter, appears to a liquid ocean.科学家们发现关于木卫二的什么信息?What have scientists found about Europa a moon of Jupiter?在木星的外围轨道上, 这些卫星是木卫一 、 木卫二 、 木卫三和木卫四.In their outward order from Jupiter, the...