玻璃的起源可以追溯到公元前3500年，但直到2000年前的罗马帝国，吹制玻璃的艺术和玻璃的实际使用才变得更加广泛。
The origins of glass date back to 3,500 BC but it wasn't until the Roman Empire, 2,000 years ago, that the art of glass-blowing and the practical uses of glass became more widespread.
现在，让我们实际使用zfs池。
某个进程实际使用的CPU时间。
实际使用的CPU资源(绿线)。
您必须实际使用工具和技术。
实际使用中遇到的内容可能要更加复杂。
The content you encounter in the real world is likely to be more complex.
它还可以显示文件系统操作的实际使用次数。
It can also show the actual usage count of file system operation.
进程所请求的内存页在实际使用时才会分配。
Memory pages requested by a process are not allocated until they are actually used.
在实际使用中，望远镜有上限和下限放大率。
There are practical upper and lower limits of power for telescopes.
它是否代表了可以实际使用的实实在在的东西？
Does it represent something tangible that you can actually use?
这其实是实际使用这个集成的第一步。
已使用的容量线显示了实际使用的资源是多少。
The used capacity line shows how much of the resources are actually being used.
要实际使用NIEM，需要构建一个IEPD。
Ted对应用程序进行部署，实际使用该程序。
Ted deployed the application and put the application in use.
工作集是系统上工作负载实际使用或需要的内存。
The working set is the memory actually used or required for the workload on your system.
入户调查表明，这些蚊帐的实际使用比例非常高。
Household surveys indicate that a very high proportion of these nets are actually being used.
现在，我们来看看这些命令的实际使用。
验证评估技术和工具通过实际使用而体现的效用。
Validation of the utility of the assessment techniques and instruments through live use.
在计算机上工作时，了解实际使用的工具非常重要。
When working on computers, it's important to understand what you're actually working on.
这个视频演示了一个实际使用该协议的例子。
在运行应用程序时实际使用哪个服务是在运行时决定的。
Which service is actually used when you run the application is decided at runtime.
当实际使用时，就是我们将认识到它是否足够好的时候。
When the item is actually used, that is when we'll learn if it was good enough or not.
要添加样式信息，将需要实际使用dhtml样式对象。
To add the style information, you will actually use the DHTML style object.
真正的大小取决于进程实际使用了DLL的哪些部分。
The true size depends on which parts of the DLL the process is actually using.
与几乎所有的实际使用，您会提出，为模型，它工作得很好。
And for almost every practical use you would put that model to, it works pretty well.
因为用户熟悉这个系统，尽管该系统在实际使用时非常复杂。
The users are familiar with the system regardless of how convoluted it actually is.
这个示例仅供参考，在激活期间并没有实际使用它。
The sample is for reference only, and is not actually used during activation.
这一系列的另外三篇文章将主要讲述如何实际使用WSFL。
The three remaining articles in the series will focus on actually using WSFL.
正如前面提到的，该API对实际使用哪个具体实现加以隐藏。
As previously mentioned, this API hides which concrete implementation is actually used.
不过，它实际使用一种称为trampoline的简单技术。
However, it actually USES a simple technique called a trampoline.
应用推荐