问题
问答题 简答题
是推导理论上所能达到的最大击实曲线（即饱和度Sr=100%的击实曲线）的表达式。（计算题）
答案
参考答案：
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是推导理论上所能达到的最大击实曲线（即饱和度Sr=100%的击实曲线）的表达式。（计算题）
参考答案：
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| A majority of people have no idea of the hard work and worry that goes into the collecting of those fascinating birds and animals that they pay to see in the zoo.One of the questions that are always asked of me is how I became an animal collector in the first __1__.The answer is that I have always been interested in animals and zoos.According to my parents, the first word I was able to say with any __2__ was not the conventional "mamma" or "daddy", but the word "zoo", which I would __3__ over and over again with a shrill __4__ until someone, in groups to __5__ me up, would take me to the zoo. When I __6__ a little older, we lived in Greece and I had a great __7__ of pets, ranging from owls to seahorses, and I spent all my spare time __8__ the countryside in search of fresh specimens to __9__ to my collection of pets.__10__ on I went for a year to the City Zoo, as a student __11__ to get experience of the large animals, such as lions, bears, bison and ostriches, which were not easy to keep at home.When I left, I __12__ had enough money of my own to be able to __13__ my first trip and I have been going __14__ ever since then.Though a collector's job is not an easy one and is full of __15__, it is certainly a job which will appeal to all those who love animals and travel. | ||||
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