Technicians can date paint from its chemical composition, for example, or X-ray a canvas to reveal what lies below the surface.
例如，技术人员可以通过其化学成分分析其创作日期，或者对一幅画做X光透视，揭示其表面下有什么。
I'll cover this in more detail in the section on composition, below.
我将在下面有关组合的部分中对此进行更详细的讨论。
If I'm sitting below the line here somewhere, so I'm sitting here. Some composition in the gas phase, a certain pressure.
如果我位于这条线以下的，某个位置，比如这里，给定的压强，给定的气体组分，很好。
Next, methods for selecting the appropriate composition are introduced below.
接下来，选择适当的组成方法介绍如下。
Below is the final composition that was used for the back cover of my undergraduate portfolio.
下面是我大学作品集背面的封皮的最终效果。
Disclosed is a pharmaceutical composition containing a compound represented by the general formula (I) below, while having improved storage stability.
所公开的是含有右述通式(I)表示的化合物且具有改进的贮存稳定性的药物组合物。
Click 'download' below to download Composition Powerpoint.
请下载作文简报。
For this part, you are allowed 30 minutes to write a composition on the topic A Letter of Application for School Loan. You should write at least 120 words following the outline given below in Chinese.
假设你是王小军，是中文系的一名新生，请你就申请助学贷款一事给学校有关部门写封申请信。
For this part, you are allowed 30 minutes to write a composition on the topic A Letter of Application for School Loan. You should write at least 120 words following the outline given below in Chinese.
假设你是王小军，是中文系的一名新生，请你就申请助学贷款一事给学校有关部门写封申请信。
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