The community feature, size-class structure, the regulation of changing density were analyzed and the survival curve, the death curve and the life table were worked out.
分析了白皮松的群落学特征、径级结构及其密度变化规律；绘制了存活曲线和死亡曲线，从多角度研究了白皮松幼林种群的动态变化规律。
The size and complexity of the document handler class increases with the number of different XML tags, up to the point where readability and maintenance can become very difficult.
文档处理程序类的大小和复杂性随着不同XML标签数量的增加而增加，直到某个时候可读性和维护性都变得非常差。
That may explain the paradox that, after primary school, there seems little or no relationship between class size and educational achievement.
这似乎可以用来解释一个悖论：小学过后，班级大小与教育成果之间几乎没有什么联系了。
Their expectations are correspondingly higher in everything from accommodation and catering to class size and style of teaching. Meeting those expectations costs money.
他们对从房间食物到课堂规模及教学风格的期望也就随之更高，而满足这些期望是要花钱的。
Some nodes do not show the class name because those instances do not contribute significantly to the size of the root class instance.
某些节点并未显示类名，这是由于这些实例对根类实例的大小无显著影响。
Similarly, you have to use your own good judgment to determine the correct size of a class.
类似地，您必须有自己的确定正确类大小的良好判断。
The difference in cumulative size occurs because the aggregated data structure level view uses summarized instance counts and the object/class leak suspects view uses actual instance and size counts.
总大小的差别是由于聚合数据结构级别视图使用汇总实例计数，对象/类泄漏疑点视图使用实际事例和大小计数。
We are also free to set academic policy without worrying about optimizing a "class size" ranking.
我们也可以自由制定学院政策而不用担心“班级规模”的排名。
The constant pool can easily make up half or more of the binary class size, though the average proportion is probably less.
常量池往往占到二进制类大小的一半或更多，但平均下来可能要少一些。
China's massive size makes its growing middle class an important part of the global economy.
中国庞大的人口规模使其不断壮大的中产阶级成为全球经济的一个重要组成部分。
Here, I often sit in classrooms where teachers are so overwhelmed by their class size, that I go completely unnoticed.
这儿，我经常坐在教室里，老师惊愕于课堂过多的人数，以至于把我完全忽略掉了。
The size of a derived class is the size of the base class plus the additional members defined by a derived instance (and any extra space required for alignment, as discussed earlier).
派生类的大小等于基类加上派生实例定义的其他成员（以及对齐所必需的任何额外空间 —如前所述）的大小。
Their expectations are correspondingly higher in everything from accommodation and catering to class size and style of teaching.
这些人对课程的要求也会相应的比普通人高，比如说住宿条件，饮食条件，班级规模，以及教学风格。
BUDGET, curriculum, class size-none has a greater effect on a student than his or her teacher.
预算、课程，以及课堂规模——这些因素都不及教师对学生的影响大。
Or, does that make more sense in a class that has a variable of enum type Size?
或者说，在一个拥有枚举类型Size变量的类中做这些更有意义吗？
The HCCountHandler class is half the size of SAXCounterHandler, and most of the code deals with the counter.
HCCountHandler类的大小是SAXCounterHandler的一半，而且这段代码的绝大部分都是处理这个计数器。
And the new middle class, growing in size by 50 million a year, has money in its pockets and is looking for new distractions.
还有以每年5000万人的规模不断壮大的新兴中产阶级，有闲钱可花又在寻找新的消遣活动。
The Visualiser is designed to cope with large projects, although quite a lot of processing is required to determine the size of every class and to render the visualization.
Visualiser的设计目标是处理大型项目，虽然要求用同样多的处理来决定每个类的大小并使其可视化。
Reed's average class size is, to be sure, very small (just below fourteen), reflecting agreement with the educational philosophy implicit in the U.S. News formula.
瑞德学院班级的平均规模很小(14人以下)，这反映了其教育理念与《美国新闻》的排名中暗含的理念正好一致。
The panel class sets the element's border to the size of the device box, adds 10 pixels of padding, and puts the background color and pinstripes on the page.
panel类将把元素的边界设为设备框的大小，添加10个像素的填充，并且设置页面的背景颜色和条纹。
Fortunately, Lucene's IndexWriter class exposes three parameters to let you adjust the size of the buffer and the frequency of the disk writes.
幸运的是，Lucene的类IndexWriter提供了三个参数用来调整缓冲区的大小以及往磁盘上写索引文件的频率。
VM size and class libraries have been reduced to a standard of 50 to 80 KB of object code.
VM的大小和类库已减小为50到80KB目标代码的标准。
External Methods tell you the size of the interface of a class.
ExternalMethods告诉您了类界面的规模。
Another useful addition is the SplFixedArray class, which, as the name implies, is a fixed-size array implementation.
另一个有用的补充是splfixedarray类，顾名思义，这是一个固定大小的数组实现。
Web experience is inferior to other devices in its size class: Apple's promotional Website claims that iPad is "the best way to experience the Web."
网页浏览体验要比其它的设备差 ，因为iPad的尺寸：苹果的官方促销页面声称iPad会给你带来”最好的互联网浏览体验“。
Naive Bayes classifiers often break down when the size of the training examples per class are not balanced or when the data is not independent enough.
当各类的训练示例的大小不平衡，或者数据的独立性不符合要求时，Naive Bayes分类器会出现故障。
Check the sample size, look at the percentage of the class with jobs, and look at what jobs they're getting.
查看一下统计样本数量，参考班级中已经就业的毕业生比例，以及他们的工作类型。
Check the sample size, look at the percentage of the class with jobs, and look at what jobs they're getting.
查看一下统计样本数量，参考班级中已经就业的毕业生比例，以及他们的工作类型。
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