That is the contour plot of f with a hyperbola on top of it.
上面这个是f的等高线，黄色的就是双曲线。
High level F in feed and soil was the main pathogenic factor of it.
土壤、饲料高氟是加重钙磷代谢障碍引发跛行的主要因素。
It was the first show to use the F-word and show nudity on stage.
这是第一个使用脏字并且裸体上台的演出。
My teacher gave it back with an F.
我的老师把它打回，给了不及格。
And then it tells me how to compute the work done by F along c.
这就给出了计算f沿c所做的功的办法。
Everyone is born with a P. F. O., but in most individuals it closes shortly after birth.
所有人生来都会带有卵圆孔未闭，但是绝大多数人会在出生之后很快闭合卵圆孔。
And yet, it cannot be said that John F. Kennedy lived an easy life.
然而，并不能说约翰·肯尼迪一生都安逸顺利。
It is fully integrated into the F-22 \ 's electronic suite.
它完全被集成到F - 22的电子系统中。
It is the only airplane in the world that can compete with F-22.
它是世界上唯一可以媲美f - 22的飞机。
I derived your mom last night. It was f prime.
昨晚上求你姨妹导（数），结果是f'.
Well, we have seen that it is given by the partial derivative f sub x.
我们已经发现,它由f对x的偏导数给出。
So if I print e to f of soccer, it will print the string football.
如果我要显示soccer的e到f变换的话，打印出来的就是football了。
F: I think it will. I think it will.
F：我想会的。
F - Find what you love and become an expert at it.
找到你所钟爱的，然后尽可找到你所钟爱的，能做好它。能做好它。
外它是在任何火灾情况下都可以使用的吗？
Jack: Great. Thanks. When will it be ready f?
杰克：很好。谢谢。什么时候能洗好呢？
F. When buying fish, you should first smell it.
当买鱼时，首先你应该闻一闻。
The second question is whether it can be charged inserted F joint?
第二个问题就是是否可以带电插拔f接头？
F. Tourists: Oh, I see, it is very kind of Jinan's people.
外国游客：恩，我知道了，济南人非常善良和友好。
And yet, it cannot be said that John F. Kennedy lived an easy life.
然而，我们并不能说约翰·肯尼迪一生都是一帆风顺的。
"We do not choose survival as a value; it chooses us" (B. F. Skinner).
“并不是我们把生存作为一种价值而选择了它；而是它选择了我们” （B·F·斯基纳）。
When an F-code is present in a block, it takes effect immediately.
当一个F代码在一个程序段中出现时，就立即生效。
It is hoped that pardon your G-F.
希望你原谅你的女朋友。
那好像是我的F大调奏鸣曲。
Today the I. M. F. and some other international organizations mainly use it as an accounting tool.
目前，IMF以及某些其它国际组织主要将其用作一种会计工具。
It is of some reference value f...
对研究非均匀波导问题有参考价值。
It is of some reference value f...
对研究非均匀波导问题有参考价值。
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