Note that the managed heap is very efficient at allocating new objects, and the garbage collector is very efficient at collecting lots of small and short-lived objects.
请注意，托管堆在分配新对象方面非常有效，而垃圾回收器在收集大量生存期较短的小型对象方面非常有效。
Also try collecting OProfile data for the event CPU_CLK_UNHALTED with the count set to 10000; compare the data collected with and without optimization and note the performance improvement.
还要尝试为事件CPU_CLK_UNHALTED收集Oprofile数据，同时将计数设置为10000。对用优化的和未经优化的方法收集的数据加以比较，并且注意性能的改善。
After collecting the plants, we should record the name, growing condition, date and place collect in the note book.
采集完植物后，我们应当在笔记本上记下名称，生长情况，采集日期和采集地点。
A interface card that usually inserted in bus expansion slot of computer is often used in the data collecting system, but this method cannot be used in a note computer.
在常用的数据采集系统中，通常使用插在计算机总线扩展槽上的接口卡，但它无法在笔记本电脑上使用。
A interface card that usually inserted in bus expansion slot of computer is often used in the data collecting system, but this method cannot be used in a note computer.
在常用的数据采集系统中，通常使用插在计算机总线扩展槽上的接口卡，但它无法在笔记本电脑上使用。
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