自由落体

His poll ratings are in free fall.

他的支持率在做自由落体运动。

He imagined a man in free fall.

他想像一位男士在做自由落体运动。

The US would avoid the risk of a free fall of the dollar.

美国将避免美元"自由落体"的风险。

When contacting the ground with respect to shortly general, he halted the trend of free falling body abruptly with the cord in the hand.

就在即将接触地面的时候，他用手里的绳子猛然停止了自由落体的趋势。

Aim:Effect of Naochuangning on memory and endothelin content in rats with open cerebral laceration was studied.Methods:The methods of opening skull and free falling body was used to cause open cerebral laceration in rats.

目的 ：研究脑创宁对开放性脑挫裂伤大鼠记忆力和血清中的ET含量的影响；方法：采用开颅和自由落体法相结合，造成开放性脑挫裂伤大鼠模型。

American skin blame a research that the research center publishs 16 days this month shows as a result, include media of newspaper, magazine, network, TV and broadcasting station inside course of study of medium of whole United States is in at present " adjacent and free falling body " quicksand, among them daily and weekly particularly serious.

美国皮尤研究中心本月16日公布的一项研究结果显示，包括报纸、杂志、网络媒体、电视和电台在内的整个美国传媒业目前处于"接近自由落体"的危险状态，其中日报和周刊尤为严重。

Methods Free falling body injury method was used to establish brain contusion model in 60 SD rats. The rats in group A was given injection of 50% dextrose through jugular vein, and the those in group B were injected normal saline.

将60只健康雄性SD大鼠随机分成对照组和实验组，以自由落体法制造大鼠脑挫裂伤模型后，颈静脉置管输入50%葡萄糖溶液建立高血糖动物模型，对照组以相同方法输入等量生理盐水溶液。

On March 18, american skin blame of the research center " remarkable news item " release new one year " journalism state " report, because financial crisis is mixed,say to read habitual change, american cable industry is in " free falling body ", pattern of pursuit new business and self-remoulding already no time to delay.

3月18日，美国皮尤研究中心的"卓越新闻项目"发布新一年度《新闻业状况》报告，称由于金融危机和阅读习惯改变，美国报业正处于"自由落体"的危险状态，追求新商业模式及自我改造已刻不容缓。

Firstly,the trajectory of center of mass of the robot is planned by solving the two dimensional dynamic equations of "virtual leg" in jumping phase,and the COM of robot moves like a free falling body in the air in flight phase.

首先，规划机器人质心的轨迹；在起跳阶段通过求解"虚拟腿"的二自由度动力学方程，规划机器人质心的轨迹；在飞行阶段机器人质心做自由落体运动。

Pedagogic education uses a book the referenced answer that give out is as follows:(Before 1) did not fall into divide evenly strong magnetic field when coil A, do exercise of free falling body.

教师教学用书》给出的参考答案如下：(1)当线圈A未落入匀强磁场前，做自由落体运动。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。