大学英语词汇短语释义解析及例句 chemical composition


释义：

chemical composition [化学] 化学成分；[化学] 化学组成

例句：



The chemical composition of rainfall changes slightly as raid clouds move.

当雨云移动时，降雨的化学成分略有变化。



Scientists had information about the shape of the domes but not about their chemical composition and origins.

科学家们掌握了关于圆顶形状的信息，但不清楚它们的化学成分和起源相关的信息。



Now, the differences here may be subtle in terms of chemical composition or if you put these cells under a microscope and looked at their analysis.

干细胞与祖细胞化学成分的区别,还非常微小,除非你把细胞放在显微镜下,或者看细胞分析报告


In the time it takes for one cell division to occur, it could be that this cell entraps a different chemical composition of the cytoplasm then this entraps, and that's a well known concept.

当一个细胞分裂发生期间,很可能这个细胞截留了一种不同的,细胞质化学组分,这种非对称分裂是一个广为人知的概念


We need to have conditions internally that are relatively constant in terms of temperature, and pH, and chemical composition in order for us to thrive.

我们需要体内的环境参数保持相对稳定,这些环境参数包括,温度,pH值,以及化学组成,这样人才能茁壮成长


Rover scientists waited for data from rover instruments that measure the chemical composition of rocks.


This is to make comprehensive maps of the moon's chemical composition, magnetism and gravity.


Can astronomers deduce, from the chemical composition of the leftover stars, how big it was?


That's because the sound they make depends on their age, size and chemical composition.


From the chemical composition, you have to work out the most likely mineralogy.


With its new chemical composition and color-shifting ink, the Series 1996 was an incredibly difficult bill to imitate successfully.


Besides its temperature, the light coming from a star can also tell astronomers a lot about its chemical composition.


These new data, combined with the most recent estimates of its mass, allowed the researchers to infer its chemical composition.


Interestingly enough, when examining the chemical composition of the Martian minerals, the Curiosity team discovered both oxidized and reduced forms of sulfur compounds.


Dr Kirkpatrick points out that the spectrum (and thus the chemical composition) of a methane dwarf is very similar to that of Jupiter.


High-tech lab analyses revealed panguite's chemical composition and crystal structure, which Ma said is new, and as such, could be explored for novel engineering materials.


Changing the chemical composition of the anchor (which is what happens as a result of the faulty gene), prevents the bacterium from sticking to it.


The chemical composition of paints has been examined, and some paints have even been radioactively dated (it is the lead content that is key here).


Becoming a really expert cook doesn't tell you about the nature of heat or the chemical composition of salt the sorts of things you learn in school.


In order for all of the sensors in the inner ear to function properly, the fluid needs to retain a certain volume, pressure and chemical composition.


Buchholz, a physicist and a nuclear engineer, is an expert at something called accelerator mass spectrometry, an extraordinarily precise method of determining the chemical composition of materials.


Further analysis of the DNA and chemical composition of the bones is due to take place and may help to shed more light on the child and its fate.


No one disputes that these globules were formed from stuff melted and thrown into the air by the impact, because their chemical composition matches rock from the crater itself.


The two institutes have developed compact and portable x-ray devices capable of analysing the structure and chemical composition of ancient bones, buildings, and art objects in a non-destructive fashion.


The exact chemical composition of a fibre's glass determines how transparent it is to different frequencies, and also its tendency to disperse those frequencies even when it is transparent.


To examine the relationship between the newly discovered goo and barnacle glue, Dr Vollrath's colleagues, Katrin Kronenberger and Cedric Dicko, took a look at the chemical composition of both.